Electronic Schematic Diagram

This is the circuit diagram of a voice operated relay. It similar with sound activation switch circuit which will turn on and turn off (connect […]


This is the circuit diagram of ATmega8535 Line Follower / Line Tracker robot. The circuit taken from the tutorial documentation. You may download the full […]

Here the complete electrical circuit diagram of line follower robot which built based on ATmega16. There are three modules of line follower robot circuit that […]

This circuit is a wireless car alarm system that is built using two circuit modules, namely modules of transmitter and receiver modules. This circuit works […]

This is a car alarm simulator which using the LED as a simulation output. This simple circuit can tell you whether your car is running […]

This is an 250mW RF power amplifier circuit project. This circuit is designed to amplify the output of about 7mW wide band FM transmitters to […]

This simple 220V light dimmer circuit can be used to adjust the brightness of mains lights. It also can be used to adjust the speed […]

This is a sound activated switch circuit. It’s will turn on and turn off based on a loud sound such as clapping your hands. You […]

This is a simple 20W bridge amplifier based on TDA7240A. This circuit is designed for car audio system, but you may use this circuit for […]