Top 100 Simple Circuit selected for you to learn making Electronics Projects using Mini Circuit Diagram

Experiment using Sensor:


Clap Switch : Classical project for turning ON/OFF appliances by a sound of clap.


Automatic Street Light : Needs no manual operation for switching ON and OFF.


Electronic Letter Box : When letter is present inside then LED glows.


Simple LDR Circuit : Make a light activated switch using single transistor.


Rain Alarm : We get a tone when wire is in contact with water so this circuit can also work for tank overflow indicator.


Heat Sensor : Simple, but sensitive Circuit for indication of temperature using thermistor.


Temperature Sensor : For Detection of  Accurate Degree Centigrade by which you can make  many interesting projects.


Temperature Display using LCD : Digital Display Current Temperature using Arduino Microprocessor and simple 2X16 Character LCD.


Automatic Fan Controller : Fan automatically starts rotating when temperature is hot and also speed is controlled according to the temperature. Easy Mini Projects.


Electronic Eye : It can be used as an automatic guest indicator if fitted on the bottom of the door entrance so there is no need to install a call bell. It can also be used at homes or in banks as a burglar alarm.


Burglar Alarm : We kept LDR in such a place that when thief enters our house, a shadow will fall on it.


Touch Switch : When any one touches sensor then we get a tone.


Fire Alarm : Simple Circuit for detection of fire. Simple and Mini


Magnetic Switch : Learn how magnetic field can be used to switch on circuit.


Digital Mini Projects using Logic gates:


NAND Gate : Learn to make Simple NAND Logic Gate using transistor.


NAND as Universal Gate : Learn to use NAND as all type of logic gates. We will use CD4011 IC.


Logic Gates : We have made Three Logic Gates in this Project = OR, NOT, AND Logic Gates


NOR Gate : Learn to make NOR Logic Gate using Transistor and diode.


Traffic Light : Timer Based Electronics Project for Indication of different Colors as signal to control Traffic.


Arduino Projects:

Digital Temperature Meter
 : Make digital temperature meter using arduino UNO, LM35 Sensor and LCD.


MP3 Player with FM Radio : Play MP3 from Memory Card, Pen Drive, etc and also hear from FM Radio telecast.


Robot Circuit : Learn to make Microprocessor or Arduino based Projects.


Distance Measurement using Ultrasound : Contactless way of measuring distance using ultrasonic sensor and arduino.


Programming Wi-Fi Module ESP 8266 : Simple circuit to programme ESP8266 module using PC.


Self Balancing Robot : It uses MPU6050 Gyroscope with Accelerometer to control a pair of motor. (External link)


Power Supply Practical :


Dynamo : Learn, how Motion magnetism and a conductor creates current.


Solar Cell : Produce Electricity with sunlight.


Rectifier Circuits : Half Wave Rectifier, Full Wave Rectifier


Charger : Simple and Easy charger circuit for Ni-Cad batteries.


Transformer : Simple Project to learn, how number of turns effects e.m.f


Transistor as a Switch : Determine the Characteristic of Transistor conductance.


Voltage Regulator and Calculator : Easy programmable circuit to control DC Voltage


What is a relay Driver ? Learn to make simple relay driver using a transistor.


Simple Inverter Circuit : Make 100W inverter using 3055 transistor and resistance.


Capacitor Charging and Discharging : In this experiment we will charge a capictor and glow a LED for few second till it gets discharge. Class 12 CBSE Project.


Voltage Regulator Circuit : Convert 35V, 12V to 5V, 9V etc. with a voltage regulator IC.


Generate Electricity using Heat : Simple experiment to covert heat energy into electrical energy using a candel.


Practical with Musical Circuits :


Musical Bell : This Project uses UM66 for Musical notes generation and is amplified with a transistor and gives melody sound with a speaker.


Four Tone Siren : Produces four different sound that is Police siren, Fire engine sound, Ambulance and Machine g un effect with the help of single IC.


Misc Physics Experiment :


FM Transmitter : Simple FM Transmitter Circuit for receiving sound in FM radio. Transmission range is about 30 meters.


Using Fuse Tube Light : Re use your thrown tube light using simple and easy circuit.


Telescope : Simple project to view distant object. School project using power lens.