Simple Automatic Arduino Pet Feeder

Allow any Pet to eat as when they want by using this Simple Automatic Arduino Pet…

LM358 Overheat Detector Circuit

Simple LM358 Overheat Detector Circuit with Relay is Designed to act as a Stand alone Overheat…

Simple Voice FM Transmitter Circuit

Simple Voice FM Transmitter Circuit designed by using single NPN BC547 Transistor. This mini FM transmitter…

Simple Audio Amplifier Circuit Using TDA7052

Simple Audio Amplifier Circuit Using TDA7052 gives 1 Watt mono Audio output. IC TDA7052 is 8-lead…

1 IC LED Flashing Circuit Using 555 Timer

How to Make Continuous LED Flashing Circuit? To Answer this Common and Frequently asked question we…

Automatic Street Light Circuit Using IC 741

Simple Automatic Street Light Circuit Using IC 741 is easy to construct with few easily available…

Battery Level Indicator Circuit

Simple Battery Level Indicator Circuit designed by using IC LM3914 – dot/bar display driver from Texas…

Solar Power Li-Ion Battery Charger Circuit

Simple Solar Power Li-Ion Battery Charger Circuit designed by using IC CN3065 with few external components.…

LiPo Battery Charger Circuit

Li-Po Battery or Lithium-ion Polymer battery is a Rechargeable battery which uses a polymer electrolyte instead…

Condenser Mic Preamplifier Circuit

Simple easy to construct Condenser Mic Preamplifier Circuit designed by using sing transistor (BC547). This PreAmplifier…