Allow any Pet to eat as when they want by using this Simple Automatic Arduino Pet…
Category: Hobby Circuits
hobby electronic circuits
Simple Voice FM Transmitter Circuit
Simple Voice FM Transmitter Circuit designed by using single NPN BC547 Transistor. This mini FM transmitter…
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…
Condenser Mic Preamplifier Circuit
Simple easy to construct Condenser Mic Preamplifier Circuit designed by using sing transistor (BC547). This PreAmplifier…
Low Voltage Audio Power Amplifier Circuit
Simple Low Voltage Audio Power Amplifier Circuit designed by using IC LM386. IC LM386 from Texas…
Adjustable Voltage Regulator Circuit Using LM338
DC Voltage Source is Essential for every Electronic Circuits. Many Electronic Device Requires Regulated Constant Ripple…
Charger Circuit Failure Alarm
Charger circuit failure alarm Designed to alert when there is open or disconnected Battery from charger…
USB Rechargeable LED Circuit
USB Rechargeable LED circuit designed for longer glowing time. This circuit has USB C Receptacle hence…