Simple LDR Comparator Circuit designed by using IC LM339 from Texas Instruments. Which is a Quad…
Category: Hobby Circuits
hobby electronic circuits
DIY EL Wire Inverter Circuit
Colorful EL Wires are attractive and Eye Catching Gadget but this wire requires high Frequency AC…
Simple Automatic Arduino Pet Feeder
Allow any Pet to eat as when they want by using this Simple Automatic Arduino Pet…
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…