Free Project Circuits

LED (Light Emitting Diode) is a semiconductor light emitting diode. We know that diode allows the current in one direction and does not allow the

This article is aimed to design and demonstrate a simple 5 channel remote control system to drive five loads. The input signals or the commands

We know that bugger is a device which gives the information of one person to other person in the remote location. Normally bugger is used

The IC 555 is one of the most popular and most widely used IC’s. It is a versatile and extremely robust integrated circuit that is

This session completely deals with the interfacing AVR microcontroller (ATMEGA 16) with 16X2 LCD. The Atmega16 belongs to the AVR microcontroller family. Circuit Diagram of

Inverter is a small circuit which will convert the direct current (DC) to alternating current (AC). The power of a battery is converted in to’

This circuit will open and close the curtain of your home and office just by pushing a switch. So with the help of this unique

A power amplifier circuit is the one with minimum output impedance, used to drive loads like a speaker, which require high power at low impedance.

This circuit will help you to guard your precious documents as well as jewellery from intruders or theft. All you need is just to place

Here is a simple project more useful in watering plants automatically without any human interference. We may call it as Automatic plant irrigation system. We