Infrared IR Based Security Alarm Circuit

This Tutorial demonstrates the simple and useful security alarm based on Infrared radiation using 555 Timer IC. The circuit uses an Infrared (IR) sensor. Infrared radiation is continuously falling on a photodiode. Whenever the infrared … Read more

Infrared IR Based Security Alarm Circuit

ir infrared transmitter and receiver circuit

An IR Transmitter and receiver control any device remotely. Infrared communication is a very common, easy-to-use, and inexpensive wireless communication technology. This generally comprises a transmitter and a receiver pair. This tutorial explains the simple … Read more

Infrared IR Transmitter and Receiver Circuit

simple bridge rectifier circuit

Simple Bridge Rectifier Circuit is used to convert the alternating current (AC) into direct current (DC). The process of converting AC into DC is known as Rectification. There are two types of Rectification, Half-wave rectification, … Read more

Simple Bridge Rectifier Circuit

laser security alarm project

The laser security alarm circuit utilizes laser sensors for intruder detection. The main components of the laser security alarm circuit are infrared motion sensors and an alarm unit. It works by heat detection radiating from a … Read more

Laser Security Alarm Circuit