Electronic Circuits

Explore simple electronics circuits and projects for beginners. These mini circuits and projects are properly tested and covered with detailed explanation along with neat and clean schematics and demonstration videos. Below is a large collection of free electronic circuits and projects.

  • Remote Controlled Light Switch

    IR LED emits infrared light, and used in TV remotes. This Infrared is received by the receiver TSOP17XX (TSOP 1738used in TV)....

  • Voltage Tripler Circuit

    Voltage Tripler is the circuit where we get the thrice of the peak input voltage, like if the peak voltage of AC voltage is 5...

  • Voltage Doubler Circuit

    Voltage doubler is the circuit where we get the twice of the input voltage, like if we supply 5v voltage, we will get 10 volt...

  • RGB LED Bulb using 555 Timer ICs

    All the colors can be made from Red, Green and Blue color (RGB), these are the basic three colors from which we can generate...

  • 555 Timer Bistable Multivibrator Circuit

    Bistable Multivibrator mode of 555 timer IC is the easiest mode of 555 timer IC, where Monostable multibrator mode has one...

  • 555 Timer Astable Multivibrator Circuit

    Astable Multivibrator mode of 555 timer IC is also called Free running or self-triggering mode. Unlike Monostable Multivibrator...

  • 555 Timer Monostable Multivibrator Circuit

    Monostable multivibrator (MMV) mode of 555 timer IC is also called Single shot mode. As the name indicates, only one state is...

  • Audio Amplifier: Small Loudspeaker for Computer or Cell Phone

    Small Loudspeaker is a fun project to do, you can connect it to your Cellphone or Laptop through a 3.5mm audio jack and can...

  • 2 Digit Object/Product Counter Circuit

    Object counters or product counters are important applications used in industries, shopping malls, etc. They count objects or...

  • Digital Stopwatch Circuit using IC 555

    Often we need stopwatch to differentiate the time of two events. Here in this tutorial we are going to design a simple digital...

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