Astable multivibrator

Simple Astable multivibrator circuit designed by using timer IC 555. Components List S.No Name Quantity 1.…

Emergency LED light circuit

Easy to construct Emergency LED light circuit, This Portable emergency LED lamp circuit designed with simple…

Simple FM transmitter

Simple FM transmitter circuit made with few easily available components, This Frequency Modulation reaches several meters…

IC 555 Based Touch Alarm

IC 555 used in many simple and useful circuits, every electronics hobbyist may surely tried IC…

Simple PIR sensor circuit

To detect movement or motion of person the simple PIR (Passive InfraRed) circuit can be used,…