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Electronics Projects Ideas for Engineering Students

Electronics projects with a specific application always provide passion for students in selecting their projects. These projects have more demand in the level of engineering, especially for ECE and EEE students. Electronics projects deal with numerous circuit components those include resistors, capacitors, batteries, diodes, microcontrollers, ICs etc.

An engineer must have the skills like designing, developing, and testing the electronic equipment. In order to gain knowledge, students must build themselves some practical circuits related to their theoretical topics. Therefore, every engineering student can achieve more practical knowledge by doing project works, such as Mini and Major projects. These are generally included as a part of their course curriculum.

In the area of electronics, understanding basic electronic components is essential for developing electronic engineering projects. With the development of new technologies in embedded electronics, control systems in different applications has become more reliable. Keeping this in mind, we are listing out some of the best electronics projects from various fields. These projects are useful and have more demand in the level of engineering for ECE and EEE students. You may get the best idea by reading these project ideas and if you are interested, you may give comments, feedback, and suggestions also.

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Electronics Projects for Engineering Students:
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SNO Electronics Projects
1 Auto Intensity Control of Street Lights:

White Light Emitting Diodes (LED) replaces HID lamps in street lighting system to include dimming feature. A microcontroller of 8051 family is used to control the intensity by developing pulse width modulated signals that drives a MOSFET to switch the LEDs according to achieve desired operation.

2 Speed Control Unit Designed for a DC Motor:

The speed of a DC motor is directly proportional to the voltage applied across its terminals. This project uses the above principle to control the speed of the motor by varying the duty cycle of the pulse applied to it (popularly known as PWM control). A microcontroller is used to deliver the PWM pulses to the motor.

3 Three Phase Solid State Relay with ZVS:

A three phase solid state relay uses three single phase units with each phase controlled individually by a power  TRIAC. A snubber network across the  TRIACs is used for dV/dT protection for inductive loads. The zero crossing feature of the opto-isolator used ensures the load to be switched ON at start of the waveform.

4 Auto Power Supply Control from 4 Different Sources: Solar, Mains, Generator &Inverter to ensure No Break Power:

The main scope of the project is to consume the power from supply mains, generator, inverter and solar optimally by using appropriate program through microcontroller in most cost effective way.

5 Thyristor Controlled Power for Induction Motor:

The project is designed to control AC power based on the principle of firing angle control. Two thyristors connected in anti-parallel are used in series with the load for power control. Efficiency of such power control is very high compared to any other method. A lamp is provided as load for demonstration purpose.

6 Lamp Life Extender by ZVS (Zero Voltage Switching):

Incandescent lamps exhibit very low resistance in cold condition due to which it draws high current while switched on, resulting in fast failure. Engaging a  TRIAC whose switching on time can be precisely controlled by firing it after detecting the zero cross point of the waveform.

7 Industrial Power Control by Integral Cycle Switching without Generating Harmonics:

Integral cycle control is a method to remove portions of full cycles/one cycle of an AC signal for controlling AC power across linear loads interfaced to a programmed microcontroller of 8051 series. This process of power control generates 1% THD as against 61% of firing angle control. A lamp is provided as load for demonstration purpose.

8 Ultra Fast Acting Electronic Circuit Breaker:

The project is to shut down the power supply when it is overloaded. Conventional circuit breaker like MCB based is on thermal bimetal lever trip mechanism. It is very slow and the trip time is dependent upon the percentage of overload. This project senses the current passing through a series element and the corresponding voltage drop is compared against the preset voltage proportional to the current by a level comparator to generate an output for the load to trip.the load to trip.

9 Automatic Irrigation System on Sensing Soil Moisture Content:

The project is designed to operate a pump for automatic irrigation. It comprises of moisture sensing arrangement interfaced to an op-amp configured as a comparator. So whenever moisture in the soil reduces, it turns the water pump ON. This results in increase of the moisture content which in turn switches OFF the motor. The above operations are monitored by a 8051 family microcontroller.

10 Bidirectional Rotation of an Induction Motor with a Remote Control Device:

The microcontroller receives the infrared signal from the IR remote, the code of which is identified by the receiver to operate a set of relays. The relays switches ON/OFF the appropriate relay to power a split phase induction motor to achieve desired direction by interchanging leading supply phase from the main winding to the auxiliary winding. Please note that a single phase induction motor can be procured at an extra cost over the kit cost.

Note: As per government security norms, batteries would not be included in the kit.

11 Programmable Switching Control for Industrial Automation in Repetitive Nature of Work:

The project is based on a microcontroller (8051 series MC) for programmable logic control of industrial loads by the user. Few switches are duly interfaced to the microcontroller which can be used to program the system in set mode, auto mode or manual mode. Loads are driven sequentially or individually in programmable time intervals from the output of the microcontroller based on the mode selected.

12 Automatic Wireless Health Monitoring System in Hospitals for Patients:

Monitoring patient health remotely in hospitals over wireless from the patient bed to the doctor’s chamber by RF with LCD display at both ends and optionally an alarm on critical situation.

13 Precise Digital Temperature Control :

The project uses a digital temperature sensor for precise control of temperature in medical applications or industries. This system is better than analog/thermostat system, which has poor accuracy. A microcontroller of 8051 family is interfaced with set of switches, sensor and 7 segment displays for setting the desired temperature. A load such as heater or lamp is thus actuated to maintain the desired temperature.

14 Optimum Energy Management System:

The project is designed to monitor the number of persons  entering as well as exiting a room. Electrical loads are switched ON as the first person enters and switches OFF when the last person leaves. IR sensors used in combination with microcontroller to monitor all the operations. This helps in saving lot of energy. 

15 Four Quadrant DC Motor Speed Control with Microcontroller:

The project has been designed to develop a speed control system for DC motor in all the four-quadrant. Using four-quadrant chopper it is possible to demonstrate forward, instant forward brake, reverse, instant reverse brake control of a DC motor It uses an 8051 family microcontroller along with a motor driver IC to drive the motor.

16 PC Based Electrical Load Control:

Electrical appliances can be controlled through a PC interfaced to a microcontroller. This interface is done through a level shifter IC. The loads are then controlled through the relays duly interfaced to the relay driver which in turn is connected to the microcontroller. 

17 Secret Code Enabled Secure Communication using RF Technology:

The project helps sending secured message transmitted through RF communication by using microcontroller and received by another microcontroller where the message is retrieved against a secret code used by the transmitter. LCD display units at trasnmitterand receiver is used to display the message.

18 PC Controlled Scrolling Message Display for Notice Board:

Message sent from the PC is transmitted to the notice board over cable. It goes on scrolling on a LCD display of 2 lines until the next message is entered.

19 Density Based Traffic Signal System:

The project is designed to develop a density based dynamic traffic signal system. The signal timing changes automatically on sensing the traffic density at the junction. IR sensors are used to monitor the density of the vehicles at the junction. The signals from the IR receivers are fed to the microcontroller to follow different time for different level of traffic. 

20 SVPWM (Space Vector Pulse Width Modulation):

Project is designed to generate 3 phase supply from single phase supply using 6 no's MOSFETs. It comprises of a 3 phase bridge inverter driven from a programmable microcontroller (8051 family) through bridge drivers and opto-isolators. Single phase source is converted to DC which is used for the inverter. Please note that a three phase induction motor can be procured at an extra cost over the kit cost.

21 FACTS By SVC (Flexible AC Transmission):

Static VAR Compensation under FACTS is achieved using TSC, thyristor switched capacitors  based on shunt compensation. These are duly controlled from a programmed microcontroller of 8051 family.

22 FACTS (Flexible AC Transmission) by TSR:

The project is used to achieve static voltage compensation under FACTS using thyristor switched reactor (TSR) in shunt. This helps in lowering the voltage at the load end that may draw leading current either during charging the transmission line or during low loads.

23 RF Controlled Robotic Vehicle with Laser Beam Arrangement:

The project is designed to control a robotic vehicle by using a RF technology for remote operation. A low power laser light is interfaced for demonstrating the possibilities of destroying a distant object by its beam. An 8051 series of microcontroller is used for the desired operation.

Note: As per government security norms, batteries would not be included in the kit.

24 UPFC Related Display of Lag and Lead Power Factor:

Microcontroller based LCD display of lagging current, leading current & linear current together with reading of power factor & the leading / lagging time of the current vs voltage. It has provision of  choosing  the increasing  inductive load , switching to linear load and also has an arrangement of auto increment  of the capacitive load programmatically

25 RF based Home Automation System:

Using RF technology several loads in home or office to be controlled for optimum use of energy.

Note: As per government security norms, batteries would not be included in the kit.

26 Solar Powered Auto Irrigation System:

The project uses a solar powered pump operated automatically for irrigation purpose,on sensing the soil condition. By using solar power system, dependence on erratic commercial power is not required. A microcontroller of 8051 family is used to control the whole system. A motor is provided as load for demonstration purpose.

Note: As per government security norms, batteries would not be included in the kit.

27 Power Saver for Industries & Commercial Establishments:

The project is designed for lagging current compensation by engaging shunt capacitors automatically as per the requirement against the inductive loads largely used in industries. This saves lot of power and thus reduces electric bill in domestic and commercial establishments.

28 Auto Metro Train to Shuttle between Stations:

A robotic vehicle considered as train is connected with sensors for shuttling between two stations automatically. It has provision for limiting the number of passengers entering the train by auto door management system. Auto start and stop feature from origin to the destination and back is also available. 

Note: As per government security norms, batteries would not be included in the kit.

29 Automatic Bell System for Institutions:

The project is designed to develop an automatic bell system for academic institutions. Multiple time operate, electrical load control circuit is used to develop this system. It has an inbuilt real time clock (RTC) to keep tracking the time and switch ON/OFF the bell accordingly.

30 Cell Phone Controlled Robotic Vehicle:

The project is designed to develop a robotic vehicle that is controlled by a cell phone. DTMF command from a phone is sent to another cell phone which is mounted on the robot. These commands are fed to a microcontroller of 8051 family to operate the vehicle movement through motor interface.  

31 Metal Detector Robotic Vehicle:

The project is designed to develop a robotic vehicle that can sense land mines ahead of it. The robot is controlled by a remote using RF technology. It consists of a metal detector circuit interfaced to the control unit that alarms the user behind it about a suspected land mine ahead. An 8051 series of microcontroller is used for the desired operation. 

32 RFID based Passport Details:

Identifying the passport holder through data stored in RFID tag by retrieving the same through a reader duly interfaced to the microcontroller by a LCD display.

33 RFID Based Device Control and Authenticationusing PIC Microcontroller:

RFID system is used to authorize the tag holder to enter a secure area. The RFID reader reads the data present on the RFID tag. This data is compared in microcontroller to match the built in data for status display and authorizing the entry which is indicated with a lamp coupled with an LCD display.

34 Street Light that Glows on Detecting Vehicle Movement:

The project is designed for LED based street lights using PIC microcontroller. A number of LED street lights glow for a specific distance ahead, on sensing an approaching vehicle and then switches OFF once the vehicle passes by. Thus a lot of energy is saved in this process. Optionally, dimming feature can be used in this system while no vehicles are passing on the road. 

35 Density based Traffic Signal System using PIC Microcontroller:

The project is designed to develop a density based dynamic traffic signal system. The signal timing changes automatically on sensing the traffic density at the junction. IR sensors are used to monitor the density of the vehicles at the junction. The signals from the IR receivers are fed to the microcontroller to follow different time for different level of traffic. 

36 Solar Energy Measurement System:

Solar photo-voltaic data such as voltage, current, temperature, light intensity for calculating solar insolation etc are monitored by a PIC microcontroller having built in multi channel ADC and displayed on a LCD screen.

37 Energy Meter Billing with Load Control over GSM with User Programmable Number Features by PIC Microcontroller:

The project is to develop a wireless energy meter reading and load control. The reading of the energy meter is also sent by to any cell phone by a message through GSM modem by user programmable number upon a missed call which also receives commands from the cell phone to control the electrical loads.

38 TV Remote Operated Domestic Appliances Control:

The project is designed to operate electrical loads using a TV remote. The remote transmits coded infrared data which is then received by a sensor interfaced to the control unit. The system operates electrical loads depending on the data transmitted from the TV remote. 

Note: As per government security norms, batteries would not be included in the kit.

39 Programmable Load Shedding Time Management for Utility Department:

Multiple time operated electrical load control system is a reliable circuit that takes over the manual task of switch on/off the as per programed time. It has an inbuilt real time clock (RTC) to keep tracking the time and switch ON/OFF the load accordingly.

40 Object Detection by Ultrasonic Means:

This ultrasonic proximity detector is particularly useful for detecting objects ahead within a certain distance such as surveillance security areas, wild life photography. The detector is interfaced to a microcontroller of 8051 family. The controller takes appropriate action after receiving the signal from the transducer. In this project we are using a magnetic gun as an output from the microcontroller. 

41 Street Light that Glows on Detecting Vehicle Movement:

The project is designed for LED based street lights. A number of LED street lights glow for a specific distance ahead, on sensing an approaching vehicle and then switches OFF once the vehicle passes by. Thus a lot of energy is saved in this process. Optionally, dimming feature can be used in this system while no vehicles are passing on the road. 

42 Tampered Energy Meter Monitoring Conveyed to Control Room by GSM with User Programmable Number Features :

The main scope of this project is to send message from any tampered energy meter to be received by the control room by means of GSM modem by user programmable number upon a missed call . A message is sent to the same number stored in microcontroller to alert the tampering of the meter.

43 Cyclo Converter using Thyristors:

It is difficult to vary speed of an induction motor which is one of the main disadvantage. This is overcome by using a thyristor controlled cycloconverter that enables the speed to be lowered in three steps. A microcontroller of 8051 family is used to trigger a SCR bank of 8nos, isolated by opto isolators to achieve F,F/2 & F/3 by an appropriate program. F stands for frequency.  Please note that a single phase induction motor can be procured at an extra cost over the kit cost.

44 Programmable Energy Meter for Electrical Load Survey:

A The project is designed to automatically calculate energy details within a minute using programmable microcontroller of 8051 family. It indicates on an LCD display, the load consumption in units and cost in rupees for any load required to be used for a specific number of hours.

45 Wireless Electronic Notice Board by GSM With User Programmable Number Features :

The microcontroller receives the message from transmitter through GSM by user programmable number upon a missed call  interface, to be displayed on the LCD at user end interfaced to the microcontroller.

46 Sun Tracking Solar Panel:

The project uses a solar panel coupled to a stepper motor to track the Sun so that maximum sun light is incident upon the panel at any given time of the day.  The microcontroller used is programmed to rotate the stepper motor in regular time intervals so that it tracks the sun.This is better compared to light sensing method that may not be accurate always. The project uses a dummy solar panel for demonstration purpose.

47 Security System with User Changeable Password:

The microcontroller based lock indication is an access control system that allows only authorized persons knowing the password only. Password is stored in another dedicated EEPROM that can be changed at any time unlike a fixed one burnt permanently on to the microcontroller.

48 Minimizing Penalty in Industrial Power Consumption by Engaging APFC Unit:

Automatic Power Factor Compensation (APFC) is achieved by engaging number of shunt capacitor in parallel to inductive loads. The time lag between zero voltage and zero current is fed to the microcontroller (8051 family)  that drives relays from its output for bringing shunt capacitors across the load till the power factor reaches 0.9. 

49 Predefined Speed Control of BLDC Motor:

The project uses a 8051 family microcontroller interfaced to EEPROM to store the speed information for operation of the motor which is driven by a PWM fed MOSFET. The speed of the motor is sensed through IR sensing mechanism. The input speed is given by a set of switches. A LCD display is interfaced to the microcontroller to display the speed of the motor.

50 BLDC Motor Speed Control with RPM Display:

The project is used for controlling the speed of BLDC motor and display the same using an IR method of speed sensing mechanism being driven by PWM controlled MOSFET. This project uses an 8051 family microcontroller.

51 Energy Meter Billing with Load Control over GSM with User Programmable Number Features:

The project is to develop a wireless energy meter reading and load control. The reading of the energy meter is also sent by to any cell phone by a message through GSM modem by user programmable number upon a missed call which also receives commands from the cell phone to control the electrical loads.

52 Networking of Multiple Microcontrollers:

The project uses three microcontrollers in network to establish communication between them. One MC is connected to the input while the other to a display unit and the third one to an output device. Being interconnected, serial communication between them results in desired action to take place as per the logic of the program. 

53 RFID based Attendance System:

RFID tag with details of the employee keep tracking of their attendance while swiped on the RFID reader interfaced to a microcontroller with LCD display for indication.

54 Detecting Power Grid Synchronization Failure on Sensing Frequency or Voltage Beyond Acceptable Range:

Synchronization failure of an alternate supply source connected to the grid is detected by this system. The failure can be either under/over voltage or under/over frequency. The project uses a 8051 family microcontroller to perform this operation. This mechanism is popularly known as islanding of grid connected source.

55 Non-Contact Tachometer:

The project uses the IR transmitting and receiving technique by reflection of IR rays from any rotating object such as a motor shaft. This will help measuring the speed without any physical contact often required in industrial environment. 

56 Underground Cable Fault Distance Locator:

A fixed set of resistors are used representing the distance of the cable in kilometers. A DC voltage is fed over the line in multiplexing mode in combination with ADC to detect the fault current and show the distance on a LCD display based on voltage drop principle. 

57 Cell Phone based DTMF Controlled Garage Door Opening System:

A mobile phone is connected to the control unit so that the data received by the phone is used to open/ close the door. This can be achieved using DTMF technology. The main feature of this project is that the user can control the garage door from any part of the world using his mobile phone.

58 Solar Powered Led Street Light with Auto Intensity Control:

The project is designed for LED based street lights with auto intensity control using solar power from photovoltaic cells.  Intensity control is achieved through a microcontroller of 8051 family. The project stores energy in a battery during day time and automatically operates street light in evening with varying intensity control to minimize waste of energy.

Note: As per government security norms, batteries would not be included in the kit.

59 Integrated Energy Management System based on GSM with User Programmable Number Featuresand acknowledgement features:

An SMS sent through the cell phone to a distant location GSM modem by user programmable number upon a missed call for any load interfaced from a micro controller through relay and relay driver to switch ON and switch OFF the same with acknowledgement sent back to the sender on SMS upon the action taken and the status of the load.

60 RFID Security Access Control System:

RFID system is used to authorize the tag holder to enter a secure area. The RFID reader reads the data present on the RFID tag. This data is compared in microcontroller to match the built in data for status display and authorizing the entry which is indicated with a lamp coupled with an LCD display.

61 Flash Flood Intimation over GSM with User Programmable Number Features to The Station Master:

High water level detector interfaced to micro controller that outputs a signal to a GSM modem for sending an SMS to the station master through GSM by user programmable number upon a missed call to direct the train driver to stop the train.

62 Closed Loop Control for a Brushless DC Motor to Run at the Exactly Entered Speed:

A keypad is interfaced to 8051 series microcontroller to enter the desired speed for a BLDC motor. Speed sensing arrangement is made on IR reflection principle which is interfaced to the microcontroller as an input for the program to deliver serired PWM pulses to maintain the speed.

63 Using TV Remote as a Cordless Mouse for the Computer:

TV remote is used in this project to act as a cordless mouse for the computer. This is achieved by reading the coded data sent from the TV remote by a sensor. The sensor is interfaced to a microcontroller which responds to the coded signals and sends appropriates instructions through serial communication to the PC.  

Note: As per government security norms, batteries would not be included in the kit.

64 GSM based Monthly Electricity Energy Meter Billing and SMS upon GSMwith User Programmable Number Features together with Onsite Display to the user:

Domestic electricity consumed is displayed in rupee terms on daily and monthly basics to the user and billing details sent over GSM by user programmable number upon a missed call form the user to the department for generating the printed bill.

65 ‘Pick N Place’ with Soft Catching Gripper:

The project is designed to develop a pick n place robotic vehicle with a soft catching gripper.  For example, it can safely handle a bomb very carefully to avoid explosion while catching. The robotic vehicle is RF controlled for remote operation. An 8051 series of microcontroller is used for the desired operation.

Note: As per government security norms, batteries would not be included in the kit.

66 Fire Fighting Robotic Vehicle:

The project is designed to develop a fire fighting robot using RF technology for remote operation. The robotic vehicle is loaded with water tanker and a pump which is controlled over wireless communication to throw water. An 8051 series of microcontroller is used for the desired operation.

Note: As per government security norms, batteries would not be included in the kit.

67 War Field Spying Robot with Night Vision Wireless Camera:

The project is designed to develop a robotic vehicle using RF technology for remote operation attached with wireless camera for monitoring purpose. The robot along with camera can wirelessly transmit real time video with night vision capabilities. This is kind of robot can be used for spying purpose in war fields. An 8051 series of microcontroller is used for the desired operation.

Note: As per government security norms, batteries would not be included in the kit.

68 Theft Intimation of the Vehicle Over GSM by SMS with User Programmable Number Featureto Owner who can Stop the Engine Remotely:

Theft intimation of the vehicle over SMS using GSM modem by user programmable number upon a missed call , to the owner while unauthorized door entry is made. Owner can send command through his mobile to stop the engine by activating the relay interfaced to a microcontroller along with the GSM modem used for the purpose.

69 Automatic Star Delta Starter using Relays and Adjustable Electronic Timer for Induction Motor:

The project is designed to start a 3 phase motor at 440 volt AC mains supply 50 Hz with a set of 12 volt DC relays in star mode and then to delta mode by an electronically adjustable timer. A set of relays are used to shift the motor connections from star to delta with a time delay. The project is supplied with six lamps instead of a 3 phase motor i.e., two lamps representing each pahse winding of the motor.

70 Induction Motor Protection System:

The project is designed to protect an induction motor from single phasing and over temperature. It uses sensors interfaced to comparators for disconnecting the motor through a realy. The project is supplied with lamps in place of 3 phase motor for demonstration purpose.

71 Vehicle Theft Intimation to the Owner on his Cell Phone by GSM with User Programmable Number Features using PIC Microcontroller:

Theft intimation of the vehicle over SMS using GSM modem by user programmable number upon a missed call to the owner while unauthorized door entry is made. Owner can send command through mobile to stop the engine whose ignition is disabled through a relay fed from the microcontroller which gets command from the GSM modem.

72 Three Phase Fault Analysis with Auto Reset on Temporary Fault and Permanent Trip Otherwise:

Six numbers of step down transformers are used for forming star and delta secondaries at low voltage output. Fault condition is created with a set of switches to input LL, LG, 3L fault to the circuit. This triggers a 555 timer in monostable to reset after fault clearance in a short duration temporary fault or permanently trip the output incase of prolonged fault.

73 High Voltage DC up to 2KV From AC by Using Diode and Capacitors in Voltage Multiplier Circuit:

1000 PIV diodes in combination with 100uF electrolytic capacitors forming a ladder network multiplies the input AC to develop DC output 7 times the input read on a multimeter approximately.

74 Auto Selection of any Available Phase, in 3 Phase Supply System:

The project is designed to provide uninterrupted AC mains supply i.e., 230 volt to the single phase load. This is achieved by automatic changeover of the load from the missing phase to the next available phase in a 3 phase system.

75 Phase Sequence Checker for Three Phase Supply:

3-phase supply of 440V AC 50Hz is fed to a logic circuit comprising of NAND gates and OR gates to detect the sequence of R Y B by triggering a  timer for a LED  to indicate output phase out of sequence. The output can also be tested by using a sequence meter (not supplied with the kit).

76 Step Up 6 Volt DC to 10 Volt DC Using 555 Timer:

A 555 timer is used in astable mode to deliver the output approximately twice the input voltage. The output from the 555 timer is given to a voltage doubler circuit to get the desired output.

Note: As per government security norms, batteries would not be included in the kit.

77 Four Quadrant DC Motor Control without Microcontroller:

The project has been designed to develop a system using timers for DC motor control in all the four-quadrants. Using four-quadrant chopper it is possible to demonstrate forward, instant forward brake, reverse, instant reverse brake control of a DC motor. 

78 Solar Power Charge Controller:

The solar energy is converted to electrical energy by photo-voltaic cells.  This energy is stored in batteries during day time for utilizing the same during night time. This project deals with a controlled charging mechanism which over charge, deep discharge and under voltage of the battery.

Note: As per government security norms, batteries would not be included in the kit.

79 Sine Pulse Width Modulation (SPWM):

Adaptive sine-weighted pulse width modulated output is generated by a programed microcontroller of 8051 family for developing a 50Hz sine wave three phase AC from single phase AC.  Please note that a three phase induction motor can be procured at an extra cost over the kit cost.

80 Line Following Robotic Vehicle :

The project is designed to develop a robotic vehicle that follows a specific path. This project doesn't require a microcontroller for its operation. A pair of photo sensors comprising IR transmitter and photo diode is used to detect the specified path for its movement. 

Note: As per government security norms, batteries would not be included in the kit.

81 Wireless Power Transfer:

The project is to develop a device to transfer power wirelessly to any gadget. This project can also be used for charging batteries those are physically not possible to be connected electrically.

82 Hidden Active Cell Phone Detector:

A 555 timer in mono-stable mode along with a high gain op amp is used to detect Giga Hertz induced signals so produced by an active cell phone with in closer proximity to sound a buzzer alarm.

Note: As per government security norms, batteries would not be included in the kit.

83 Automatic Dusk to Dawn (evening on to morning off):

Varying light intensity falling on an LDR is used as input to a comparator. It is compared with a fixed value to turn ON the appliances through relay at the falling light intensity in the evening to switch OFF in the morning light.

84 Electronic Eye Controlled Security System:

The project is designed as a security system based on photo sensing arrangement.  It uses a 14- stage ripple carry binary counter to sense the light intensity through LDR. The output drives a buzzer and a relay for necessary action.

Note: As per government security norms, batteries would not be included in the kit.

85 Fastest Finger Press Quiz Buzzer:

A set of 8 switches are interfaced to D-type flip flop working as priority encoder. While number of switches is pressed at same time, it takes the first switch pressed into consideration and generates a buzzer sound along with the indication of the switch pressed.

86 Pre-Programmed Digital Scrolling Message System:

The project is uses alphanumeric LED displays for scrolling message over it. This project can be used for advertisement purposes.

87 Speed Checker to Detect Rash Driving on Highways:

The time difference between 2 spots on a highway, one in advance to the other in the direction of the traffic flow, is sensed & fed to a control board to convert the same to the speed of a vehicle and generate a warning upon exceeding specified speed limit.

88 Wireless Audio Transmitter for TV:

The audio output of the TV is fed to an FM transmitter that transmits the audio to be received by any FM receiver (or a cell phone having FM radio).It can be used to listen to TV sound without disturbing anyone else. 

Note: As per government security norms, batteries would not be included in the kit.

89 Smooth Start of a Single Phase Induction Motor:

The project uses two anti-parallel SCRs in series with the motor to the supply. SCRs are triggered gradually from heavily delayed firing angle to zero delay resulting in gradual increase of supply voltage to the motor. This leads to a smooth start of the motor. A lamp is provided as load for demonstration purpose.

90 High Voltage DC by Marx Generator Principles:

A number of capacitors are charged in parallel by pulsed voltage to a specific voltage (V), with 50% or less duty cycle from a DC source. The capacitors are automatically placed in series such that all the (V) gets added to deliver higher voltage based on the number of capacitors used.

Note: As per government security norms, batteries would not be included in the kit.

91 Electronic Soft Start for 3 Phase Induction Motor:

6nos. of SCRs i.e., two in anti parallel in each phase are phase controlled in a similar manner to a light dimmer. They are gradually turned ON for a part of each cycle to control the voltage by varying the conduction angle of the SCRs. By variation of the conduction angle, the output voltage is reduced during start and then smoothly increased to full value within few cycles.  Please note that lamps are provided in this project for demonstration purpose.

92 Speed Checker to Detect Rash Driving on Highways:

The time difference between 2 spots on a highway, one in advance to the other in the direction of the traffic flow, is sensed & fed to a programmed microcontroller to convert the same to the speed of a vehicle and generate a warning upon exceeding specified speed limit.

93 Password Based Circuit Breaker:

The project is designed to control a circuit breaker with help of a password only. A keypad is interfaced to a microcontroller to enter the password. Fatal electrical accidents to the line man can thus be avoided which often happens due to lack of communication and co-ordination between the maintenance staff and the electric substation staff. 

94 Industrial Temperature Controller:

This practical temperature controller controls the temperature of any heating device according to its requirement for any industrial application. Using IC DS1621 Digital temperature sensor user-defined maximum and minimum temperature settings are stored in a nonvolatile memory EEPROM through 8051 series microcontroller to switch on and off the heater load to maintain the temperature within the limits.

Note: As per government security norms, batteries would not be included in the kit.

95 Contactless Liquid Level Controller:

Unlike traditional contact based level controller this most reliable controller uses ultrasonic reflection for sensing liquid level in a tank to start the filling pump at certain low level and stop that at highest level automatically.

96 RFID based Paid Car Parking:

It uses a microcontroller along with sensing circuits monitoring entry and exit of cars with help of owner accessed RFID card swipe with a display indication besides indicating the available number of parking.

97 Self-Switching Power Supply:

This power supply unit gives a variable regulated DC for microcontroller circuits and switches off automatically in no load condition.

98 Vehicle tracking by GPS - GSM:

Location tracking of any vehicle with latitude and longitude details communicated to the owner over SMS at periodical intervals by a tracking microcontroller duly interfaced to a GPS module and a GSM modem installed in the vehicle.

99 Propeller Display of Message by Virtual LEDs:

Microcontroller interfaced LEDs mounted on a single column of 10 LEDs only displays programed text message virtually while rotating at high speed based upon the principle of persistence of vision of eye.

100 XBEE Based Remote Monitoring of 3 Parameters on Transformer / Generator Health:

3 Parameters such as voltage, current, temperature of a transformer or any other live equipment is monitored remotely over XBEE communication to remote terminal with relay control board at the receiver end in the event of abnormal parameters encountered.

101 Density Based Traffic Signal with Remote Override in Emergency:

Remote override control of density based traffic signal by emergency vehicles like ambulance,fire brigade etc. for getting priority in the desired direction.

Note: As per government security norms, batteries would not be included in the kit.

102 Remote AC Power Control by Android Application with LCD Display:

Based on the principle of firing angle control of two thyristors connected in anti parallel is fed for the output from an embedded microcontroller  circuit having LCD display . The firing angle is remotely controlled to get reduced load power in steps by touch screen based user friendly GUI on any smart phone with Android applications.

103 Wireless Power Transfer In 3d Space:

Wireless power transfer up to 10 watts in 3 D space using high frequency from 38 KHz to 40 KHz through tuned circuits.

104 Android Application Controlled Remote Robot Operation:

The project is designed to control a robotic vehicle using motors interfaced to a microcontroller through remotely operated commands to it by touch screen based user friendly GUI on any smart phone with Android applications.

105 Home Automation by Android Application based Remote Control:

The project is designed to operate electrical loads using  TRIACs interfaced  to a microcontroller through  remotely operated commands to it  by touch screen based user friendly GUI on any smart phone with Android applications for loads  home or office automation  for optimum use of energy

106 Password based Remote Controlled Door Opening by Android Application:

The project is designed to operate a motor operated door interfaced  to a microcontroller through  remotely operated commands to it  by touch screen based user friendly GUI on any smart phone with Android applications.

107 Metal Detector Robotic Vehicle Operated by Android Application:

The project is designed to control a robotic vehicle using  motors interfaced  to a microcontroller through  remotely operated commands to it  by touch screen based user friendly GUI on any smart phone with Android applications. It also consists of a metal detector circuit interfaced to the control unit that alarms the user behind it about a suspected land mine ahead. 

108 Pick N Place Robotic Arm and Movement Controlled by Android Wirelessly:

The project is designed to develop a pick n place robotic vehicle with a soft catching gripper.  For example, it can safely handle a bomb very carefully to avoid explosion while catching. The robotic vehicle 4 motors are interfaced  to a microcontroller through  remotely operated commands to it  by touch screen based user friendly GUI on any smart phone with Android applications. 

109 Fire Fighting Robot Remotely Operated by Android Applications:

The project is designed to develop a fire fighting robotic vehicle using motors those are interfaced  to a microcontroller through  remotely operated commands to it  by touch screen based user friendly GUI on any smart phone with Android applications. The robotic vehicle is loaded with water tanker and a pump which is also controlled remotely too pump the water on the fire.

110 Four Quadrant Operation of DC Motor Remotely Controlled by Android Application:

The project has been designed to develop a speed control system for DC motor in all the four-quadrant. Using four-quadrant chopper it is possible to demonstrate forward, instant forward brake, reverse, instant reverse brake control of a DC motor using a microcontroller through  remotely operated commands to it  by touch screen based user friendly GUI on any smart phone with Android applications.

111 Density Based Auto Traffic Signal Control with Android Based Remote Override:

Remote override control of density based  traffic signal  by emmergency vehicles like ambulance,fire brigade etc for getting priority in the desired direction  through  remotely operated commands to a microcontroller  by touch screen based user friendly GUI on any smart phone with Android applications

112 Remote Password Operated Security Control by Android Applications:

The microcontroller based  lock indication is an access control system that allows  authorized persons knowing the password only. Password is stored in another dedicated EEPROM that can be changed at any time unlike a fixed one burnt permanently on to the microcontroller through  remotely operated commands to it  by touch screen based user friendly GUI on any smart phone with Android applications

113 War Field Spying Robot with Night Vision Wireless Camera by Android Applications:

The project is designed to develop a robotic vehicle   using motors those are interfaced  to a microcontroller through  remotely operated commands to it  by touch screen based user friendly GUI on any smart phone with Android applications and with wireless camera for monitoring purpose. The robot along with camera can wirelessly transmit real time video with night vision capabilities. This is kind of robot can be used for spying purpose in war fields. 

114 Android based Remotely Programmable Sequential Load Operation:

The project is designed to operate electrical loads using relays interfaced  to a microcontroller through  remotely operated commands to it  by touch screen based user friendly GUI on any smart phone with Android applications .The touch screen switches operated remotely are used to program the system in set mode, auto mode or manual mode. Loads are driven sequentially or individually in programmable time intervals from the output of the microcontroller based on the mode selected remotely.

115 Remotely Controlled Android based Electronic Notice Board:

The microcontroller receives the message for LCD display through  remotely operated commands to it  by touch screen based user friendly GUI from any smart phone with Android applications truly making it a wireless notice board

116 ACPWM Control for Induction Motor:

ACPWM based Induction motor speed control having negligible harmonic distortion compared to simple phase angle delayed mode of control.

117 Arduino based Auto Intensity Control of Street Lights:

White Light Emitting Diodes (LED) replacing HID lamps in street lighting system with light dimming feature is interfaced to an Arduino board used to develop pulse width modulated signals that drives a MOSFET to switch a number of LEDs for controlling the intensity.

118 Arduino based Solar Street Light:

LED based street lights with auto intensity control using solar power from photovoltaic cells duly interfaced to an Arduino board. The project stores solar energy in a battery during day time and automatically operates street light in evening with varying intensity control to minimize waste of energy.

119 Arduino based Underground Cable Fault Detection:

A fixed set of resistors are used, representing the distance of the underground cable in kilometers. A DC voltage is fed over the line in mutiplexing mode in combination with the built-in ADC of an Arduino board to detect the fault current and show the distance on a LCD display based on varying voltage drop principle.

120 Arduino based Home Automation:

Using Bluetooth module interface an Arduino board is designed for controlling several loads in home or office for optimum use of energy.

121 Wireless Rash Driving Detection:

The time difference between 2 consecutive spots on a highway is sensed & fed to a programmed microcontroller to convert the same to the speed of a vehicle with display & warning upon exceeding specified speed limit and transmitting the same wirelessly to the control room.

122 Vehicle Theft Location Intimation by GPS/GSM to the Owner:

Location tracking of any stolen vehicle with latitude and longitude details communicated to the owner over SMS at periodical intervals by a tracking microcontroller duly interfaced to a GPS module and a GSM modem installed in the vehicle. before being sent over GSM

Adopting this technology will be highly useful to people to keep tracking of their vehicles. This project can be further enhanced by making an arrangement to stop the vehicle ignition by the owner remotely by sending an SMS in theft situations.

123 Over Voltage- Under Voltage Protection:

Two comparators  of a quad OPAMP IC is used to form a window comparator for sensing low / high input voltage while their 'OR' logic wired output drives a relay to cut-off the load beyond a specified range for safety reasons with an audio alarm by a buzzer driven from another comparator. 

124 Bidirectional Rotation of Single Phase Induction Motor without Run Capacitor:

Developing 2 phase ac by 90 degrees phase difference to each other by converting ac to dc and again dc to ac by high frequency switching with help of MOSFETs driven from a microcontroller for any single phase induction motor to run in either direction without use of run capacitor.

125 Temperature Controlled Load by Thermistor Sensor:

The project is designed to develop a temperature control system using a thermistor. An op-amp is used to sense the falling resistance of increasing temperature by the property of NTC (negative co-efficient thermistor). Then the op-amp used as a comparator actuates a relay.

126 Home Appliances Control with Time Delay Switch:

The project is designed to develop a time delay based switch to control any load. A 555 timer is used in monostable mode to drive a relay to switch On/Off a load for fixed time duration.

127 Music Tone Based Dancing LEDs:

Sound signals sensed by condenser microphone are amplified to be fed to a decade counter that drives a string of LEDs to blink rhythmically as per the sound level.

128 IGBT based Soft Start for Induction Motor:

Soft start of induction motor with negligible harmonics by AC chopper using a full bridge in series with the load which is controlled by an IGBT. Soft Start by such method is very highly reliable compared to thyristor based firing angle control that is rich in THD and damages the motor. A lamp is provided as load for demonstration purpose.

129 Securitya Alarm System by Photo Electric Sensor:

The project is designed as a security system based on photo sensing arrangement. It uses a 14 stage ripple carry binary counter to sense the light intensity through LDR. The output drives a buzzer and a relay for necessary action.

Note: As per government security norms, batteries would not be included in the kit.

130 Long Range Fm Transmitter With Audio Modulation:

A microphone is used to feed audio signals to modulate a carrier signal at a frequency of around 106 MHz. This signal is further amplified with an RF power amplifier that is connected to a tuned antenna to cover a line of sight distance of about 2 km (if we use Yagi antenna) or 20-30 Mtrs by GP/stick antenna. 

Note: As per government security norms, batteries would not be included in the kit.

131 Human Body Temperature Sensed Automatic Door Opening System:

Automatic door opening system is achieved by sensing any approaching body by PIR sensor interfaced to programmed microcontroller of 8051 family. Upon sensing human movement, microcontroller drives a motor hrough motor driver IC with locked rotor protection system for door operation.

132 AC TO DC with Four Quadrant Motor Operation:

The project has been designed to develop a system using timers for DC motor control in all the four-quadrants. Using four-quadrant chopper it is possible to demonstrate forward, instant forward brake, reverse, instant reverse brake control of a DC motor. It does not use any microcontroller.

133 Fan Speed Control by TV Remote:

Project uses a standard TV remote for speed control of an induction motor such as fans. An IR receiver is interfaced to a microcontroller to read the coded data from the remote to activate the corresponding output with a digital display. A lamp is provided as load for demonstration purpose.

134 Android Based Smart Phone Used for Induction Motor Control :

Speed control of an induction motor such as fans by a TRIAC interfaced microcontroller through remotely operated commands to it in steps by touch screen based user friendly GUI on any smart phone with Android applications.

135 LDR Based Power Saver for Intensity Controlled Street Light:

White Light Emitting Diodes (LED) replaces HID lamps in street lighting system to include dimming feature for dimming together with LDR sensing for daylight inhibit. A 8051 series microcontroller is used to control the intensity by developing pulse width modulated signals that drives a MOSFET to switch the LEDs according to achieve desired operation.

136 Single Phase Induction Motor Speed Control:

The project uses two anti-parallel SCRs in series with an induction motor to the mains supply. SCRs are triggered from a firing angle trigger circuit having a potentio meter to gradually control delayed firing angle from zero delay resulting in gradual increase in supply voltage to the motor. This leads to a smooth speed control of the motor. A lamp is provided as load for demonstration purpose.

137 Embedded Password Based Access Control System using I2C Protocol:

The project is designed to control a circuit breaker with help of a password only. A keypad is interfaced to a microcontroller to enter the password which is stored in EEPROM. Only after the password matches the circuit breaker can be operated. Fatal electrical accidents to the line man can thus be avoided.

138 Implementation of Solar Inverter for Home, Garden, Street Light Applications:

MOSFET based Inverter 50Hz, 220 Volt AC powered by 12 Volt storage battery having charging features from solar photovoltaic cells optionally incorporating all protections such as overload / under voltage/ overcharging and deep discharging trip.

139 Detecting Power Theft prior to feeding energy Meter and Intimating to Control Room by GSM:

The main scope of this project is to send message from any energy meter facing power theft, to be received by the control room by means of GSM modem. Unique feature of the project is that upon a missed call by the user to the GSM modem the number gets stored for subsequent communication.

140 Solar Inverter:

MOSFET based Inverter 50Hz, 220 Volt AC powered by 12 Volt storage battery having charging features from solar photovoltaic cells optionally.

141 Cell Phone Controlled Home Appliance Switching by PIC microcontroller:

The project works on the principle of DTMF tone command received from any cell phone to remotely operate any electrical load such as agricultural pump, domestic and industrial loads etc. This device uses a microcontroller of PIC family interfaced to DTMF decoder for receiving tone commands to actuate loads from the output of the microcontroller as per the program.

142 Solar Water Pump Control with Four Different Time Slots for Power Saving Applications:

The project is designed to develop an automatic switching system for pump operation for multiple preset-time operation with an inbuilt real time clock (RTC) to keep tracking the time and switch on/off a relay whose contacts are used in series with another relay operated from a solar charge controller circuit with battery incorporating all protections such as overload / under voltage/ overcharging and deep discharging trip.

143 Solar Highway Lighting System with Auto Turn Off in Daytime:

The project is designed for LED based solar street light with charge controller. The lights glow in the dark with full intensity and becomes dim progressively as the day approaches to get fully switched off.Thus a lot of energy is saved in this process. It has built in auto daytime turn off feature by LDR sensing.

144 Industrial Power Control by Integral Cycle Switching without Generating Harmonics using PIC Microcontroller:

Integral cycle control is a method to remove portions of full cycles or cycle of an AC signal for controlling AC power across linear loads interfaced to a programmed PIC microcontroller . This process of power control generates 1% THD as against 61% of firing angle control. A lamp is provided as load for demonstration purpose.

145 Arduino based Electrical Appliances Control using IR:

Project uses a standard TV remote for electrical load control using an Arduino board. An IR receiver is interfaced to the Arduino board to read the coded data from the remote to activate the corresponding relay for the load to switch on or off. Lamps are provided as load for demonstration purpose.

146 EVM-Electronic Voting Machine:

8 candidate based EVM to store and retrieve cumulative data at any time saved in non-volatile EEPROM interfaced to a set of 8 switches for 8 candidates (expandable) using a programmed microcontroller.

147 Wireless power transfer by High frequency resonating coils:

Wireless power transfer by two high frequency resonating air cored  coils operating at 40 KHz and spaced at distance of 20 CM lights up a 10 watt lamp with full brightness.

148 Voice Controlled Robot by Cell Phone with Android App:

Using Bluetooth mode of communication from any smart cell phone with Android app, voice commands are converted to logic data by a receiving Bluetooth module, forming as input to a 8051 microcontroller that enables 2 DC motors operation for the robot in desired direction through motor driver IC.

149 Voice Controlled Home Appliances:

Using Bluetooth mode of communication from any smart cell phone with Android app, voice commands are converted to logic data by the receiving Bluetooth module, forming as input to 8051 microcontroller that enables AC household mains loads through TRIACs interfaced through opto-isolators.

150 Parking Availability Indication System:

The project is designed to develop a density based parking availability indication system. The parking availability changes automatically on sensing the vehicle density at the entry point through IR sensors. Signals from IR receivers are fed to the microcontroller to monitor the availability of parking space.

151 Automatic Irrigation System on Sensing Soil Moisture using PIC Microcontroller.:

The project is designed to operate a pump for automatic irrigation. It comprises of moisture sensing arrangement interfaced to an op-amp configured as a comparator. So whenever moisture in the soil reduces, it turns the water pump on. Whenever it results in appropriate moisture content it switches off the motor. The above operations are monitored by a PIC microcontroller.

152 Auto Power Supply Control from 4 Different Sources using PIC Microcontroller: Solar, Mains, Generator and Inverter to Ensure No Break Power:

The main scope of the project is to use the power from 4 different sources of energy such as utility mains, generator, inverter and solar optimally by using appropriate program through microcontroller in the most cost effective way.

153 Android Phone Speech Recognition Sensed Voice Operated Notice Board Display:

Remote Notice board with voice message input from an Android cell phone with speech recognition application using Bluetooth mode of communication is converted to text data through the receiving Bluetooth module, forming as input to a 8051 microcontroller that converts the message read to a text display.

154 GSM based Electricity Energy Meter Billing with Onsite Display:

Domestic electricity consumed is displayed in per unit terms to the user and billing details are sent over GSM to the department for generating the printed bill. Unique feature of the project is that upon a missed call by the user to the GSM modem the number gets stored for subsequent communication.

155 Automated Irrigation System using a Wireless Sensor Network and GSM Module:

The project is designed to operate a pump for automatic irrigation. It comprises of moisture sensing arrangement interfaced to an op-amp configured as a comparator, the output of which is sent to a controller such that whenever moisture in the soil reduces, it turns the water pump on. Whenever it results in appropriate moisture content it switches off the motor. The above operations are monitored by 8051 family microcontroller.

156 Prepaid Energy Meter with GSM Interface:

The main scope of this project is to send message through GSM modem to the control room from an energy meter having prepaid arrangement initiated by the user upon a set of switches (for demo purposes) in lieu of a prepaid card for the desired amount. The power gets disconnected automatically on zero balance. Unique feature of the project is that upon a missed call by the user to the GSM modem the number gets stored for subsequent communication. 

157 Zigbee based Automatic Meter Reading System:

Domestic electricity consumed is locally displayed on LCD in terms of Rupees and units to the user and is also sent over wireless communication to a nearby PC using a pair of 2.4GHz transceivers.

158 Arduino based Automatic Temperature Controlled Fan Speed Regulator:

Using an analog temperature LM35 interfaced to the built in ADC of a programmed Arduino to develop varying duty cycle of PWM output for a driver IC to run a DC motor automatically according to the sensed temperature at different speed based on the temperature sensed.

159 Arduino based Industrial Appliances Control System by Decoding Dual Tone Multi-Frequency Signals via GSM Network:

The project works on the principle of DTMF (dual tone multi frequency) tone command so received from any cell phone to remotely switch any electrical load such as agricultural pump, domestic and industrial loads etc. This device uses an ARDUINO board interfaced to DTMF decoder for receiving tone commands to actuate loads from the output of the Arduino as per the program.

160 Arduino based DC Motor Speed Control:

The speed of a DC motor is directly proportional to the voltage applied across its terminals. This project uses the above principle to control the speed of the motor by varying the duty cycle of the pulse applied to it (popularly known as PWM control). An Arduino board is used to deliver the PWM pulses to the motor through a motor driver IC.

161 Arduino based 4 Quadrant DC Motor Control:

The project has been designed to develop a speed control system for DC motor in all four-quadrant. Using four-quadrant chopper it is possible to demonstrate forward, instant forward brake, reverse, instant reverse brake control of a DC motor It uses an Arduino board along with a motor driver IC to drive the motor.

162 Arduino based RFID Sensed Device Access:

RFID system is used to authorize the tag holder to enter a secure area. The RFID reader reads the data present on the RFID tag. This data is compared in an Arduino board to match the built in data for status display and authorizing the entry which is indicated with a lamp coupled with an LCD display.

163 Arduino Managed High Sensitive LDR based Power Saver for Street Light Control System:

White Light Emitting Diodes (LED) replaces HID lamps in street lighting system to include dimming feature for dimming together with LDR sensing for daylight inhibit. An ARDUINO is used to control the intensity by developing pulse width modulated signals that drives a MOSFET to switch the LEDs according to achieve desired operation.

164 Ultrafast Acting Electronic Circuit Breaker Using PIC Microcontroller:

The project is used to shut down the power supply when it is overloaded. Conventional circuit breaker like MCB is based on thermal bimetal lever trip mechanism. It is very slow and the trip time is dependent upon the percentage of overload. This project senses the current passing through a series element and the corresponding voltage drop across it is compared against a preset voltage proportional to the current by a level comparator to generate an output for the load to trip having display arrangement by a PIC microcontroller.

165 Home automation under Wi-Fi through Android apps from any smart phone: Domestic / industrial loads controlled over Wi-Fi network through any smart phone having Android OS an IOT based project
166 Remote monitoring of patient body temperature over internet: Body temperature of a patient is sent over the internet upon a dedicated webpage to anywhere in the world live either for private or public view in user selected chart format, an IOT based project
167 Remote monitoring of transformer / generator health over internet: Real time parameters of  any  functioning transformer, generator, domestic / industrial  load, displayed  over  internet upon a dedicated webpage either for private or public view in user selected chart format such as line type, bar type, pie chart, gauge  type etc, an IOT based project
168 Energy Meter Reading over Internet: Energy meter reading on units consumed and cost thereof conveyed over internet upon a dedicated webpage for display on graphical format under IOT (Internet of things) project category.
169 Display of Underground Cable Fault Distance over Internet : Underground cable fault distance displayed over internet to any computer upon a dedicated webpage. The project is one of the IOT category using GSM modem and microcontroller.
170 Arduino Operated Obstacle Avoidance Robot:

Ultrasonic sensor based robotic vehicle that avoids any obstacle and changes its direction as required. An ARDUINO board with input from the sensor is used to feed a motor driver IC for the motors to achieve the desired function.

Note: As per government security norms, batteries would not be included in the kit.

171 Underground Cable Fault Distance Conveyed over GSM:

A fixed set of resistors are used representing equivalent resistance pertaining to distance of an underground cable(in lieu of actual cable) in kilometers. A DC voltage is fed over the cable line in multiplexing mode in combination with an ADC to detect the fault current and show the distance on a LCD display based on voltage drop principle. The same information is transmitted to the authority over GSM interfaced to the microcontroller.

172 Overhead Water Tank Level Indicator:

Three level LED indication of water level in overhead water tank

173 Discotheque Flashing Light:

High speed flashing stroboscopic light with LEDs for discotheque

174 Fire Alarm System:

Thermister based temperature sensing with LED indication

175 Buzzer based Thermometer for Body Temperature:

IC based body temperature limt cross warning for patients

176 Touch Point based Calling Bell:

Very sensitive touch plate controlled buzzer sound based calling bell

177 Automatic Toilet Delay Lighting:

Once the light is wsitched on by a push button it automatically switches off after pre set time

178 Police Siren:

Electronics way of generating police siren with adjustable dual 555 timers

179 Kitchen timer:

Agjustable Count down timer with LED indication for kitchen use

180 LED Dimmer:

Dimming the intensity of LEDs by PWM switching

181 Police Lights :

2 sets of different flashing LEDs mimiking police lights mounted on their vehicles

182 Smart Fan:

A small dc fan operates s long as any person sits on the chair fitted with IR sensors

183 Night Sensing Light:

Night Sensing Light

184 Smart Security Reminder:

Digital NAND gate based time elapsed alarm system to catch thieves

185 Consumer Visit Audit:

Counting visitors to limit entry beyond capacity

186 Dengue Prevention:

Generating irratating noise to deter dengu mosquitos

187 Lucky Number Game:

Electronic dice for lucky number game

188 Fastest Finger Fast Test:

4 player fastest reaction in quiz competition

189 Voltage Doubler:

Using low voltage batteries to operate high voltage gadgets

190 Window glass break alarm:

Protecting window glass break burglary attempt

191 Toy motor speed control :

Adding an accletorToy car motor

192 Smart Cash Box Guard :

Electronic eye guarding cash boxes

193 Foot Step activated Door bell:

A door bell that works on approaching foot steps

194 TV Remote Battery Low Detector:

Detecting dischargeed battery in TV remotes

195 Line Following Robotic Vehicle Expandable to Walking and Climbing Robot:

The project is designed to develop a robotic vehicle that follows a specific path and also walks and climbs wall. This project doesn't require a microcontroller for its operation. A pair of photo sensors comprising IR transmitter and photo diode is used to detect the specified path for its movement. 

Note: As per government security norms, batteries would not be included in the kit.

196 Remote Controlled Drone with Built in Camera:

Project Drone is a small 4 propeller based  highly manageable flying machine with an on board video camera and SD card storage facilities of the image / videos which can be used for spying purposes.

197 IOT based Home Automation Over the Cloud:

It is to control electrical load over the internet from anywhere in the world with a status update on password protected dedicated website with  all the hardware housed in a supplied compact enclosure  of 2” x 2.5” for plug and play home automation.

198 Cell Charger cum Emmergency Light:

Automatic operation of emergency light using cell phone charger

199 IOT based load control over standalone Wi-Fi:

It is to control electrical load over the internet from anywhere in the world with a status update on password protected dedicated website with  all the hardware housed in a supplied compact enclosure  of 2” x 2.5” for plug and play home automation.

200 Fire detection with alarm sound / Light indication / Air blow motor:

This project is designed to detect the active fire for protection

201 Cooking gas leak with alarm / Toxic gas exhaust motor / Drunk driver warning light : This project is designed for detecting pollution limit in atmosphere to save from harmful effects propagated.
202 Costal area humidity alarm / Aircooler water motor control / Industrial climate indication: This project is all about controlling the air cooler from high humidity whenever  required.
203 Electronic eye / Auto window closing motor / Auto outdoor light: This project is designed for security purpose to monitor and protect our homes, banks, shops from burglary attempt.
204 Rain alarm / Auto plant watering / Soil dry or wet light indication: This project is designed for automatic plant watering based on soil moisture condition to switch ON/OFF a pump motor.
205 Excess height limit warning / Smart fan in office / Cellar parking full LED indication: This project is designed for indication purpose in cellar parking where vehicle can be parked or not.
206 Security area protecting alarm /Auto door opening motor / Human detection uder debries: This project is designed for security purpose in restricted or prohibited area where no unauthorised person is allowed.
207 Post box mail drop alarm / Railway gate motor operation / Auto door open light: This project is designed for door open indication of house or industry ensuring proper locking.
208 Noise limit cross warning / Auto door close motor on bang sound / Pin drop silence LED : This project is designed for detecting noisy or irritating sounds in prohibited areas like hospitals.
209 Excess computer heating warning / Auto exhaust fan / Gyser water heat indicator: This project is designed for monitoring the green houses for maintaining   the temperature.
210 Bike theft alaram / Upside down indicator for fragile item / Toll gate auto light LED: This project is designed to generate an alarm when a bike is subjected to theft.
211 Security protection for museum items / Touch controlled fan / Touch me not LED warning: This project is designed for security in museums for visitors  not to touch museum stuffs.
212 Museum watch dog /Auto water tap motor / Car rear parking limit indication: This project is designed for automobiles for a support to parking the vehicle in  backward direction. 
213 Color changing rainbow LED by button switch with varying sound:

Arduino based solder less project with button switch operated LED for all 7 colors of a Rainbow from a single LED in every push with unique sound for each color developed. 

214 Magnet movement sensed color LED flasher cum changer for simple guitar sound:

Arduino based solder-less project with any magnet swipe to operate a reed switch to power a LED for all 7 colors of a Rainbow from the single LED in every swipe by unique sound for each color developed. 

215 Touch based calling bell with changing light indication on every touch:

Arduino based solder less project with a touch sensor acting like a call bell switch to welcome the visitor with RGB LED by developing all 7 colors of a Rainbow from the single LED, each time a visitor touches a plate, to generate a unique sound for each type of color developed.

216 Finger swipe sensed sound changer with light flasher cum color changer:

Arduino based solderless project with a pair of IR LED combined sensing module for detecting a finger swipe to warn with RGB LED by developing all 7 colors of a Rainbow from the single flashing LED, each time a swipe is made with unique sound for each type of color developed.

217 Plant watering warning system with color changing LED on soil wet condition:

Arduino based solder less project with a moisture sensor displaying percentage of wet condition of the plant soil on an LCD screen with RGB LED by developing all 7 colors of a Rainbow from the single LED, in certain steps of rising percentage level with unique sound for each type of color developed for the gardener to get guided for exact amount of watering to be done

218 Detecting temperature of oven with changing alarm sound and light indication:

Arduino based solder less project with a temperature sensor displaying exact temperature of the object on which it is placed, on an LCD screen with RGB LED by developing all 7 colors of a Rainbow from the single LED, in 7 steps of rising temperature level with unique sound for each type of color.

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