4 Band Equalizer

55 years ago

The following scheme diagram is the four 4 band equalizer circuit. Equalizer device is generally used to improve the fidelity…

Basic Tone Control

55 years ago

This is a very basic circuit diagram of 3 band tone control. This basic tone control circuit was originally intended…

Harmonic Sweetener Guitar Effect

55 years ago

This is the one of many guitar effect circuits exist in the world. I have not made this circuit and…

Mini MW Transmitter

55 years ago

The following is a circuit of a simple AM transmitter. This circuit is available in kit form and can work…

Angry Beard III Electric Guitar Effect

55 years ago

Here the circuit diagram of Angry Beard III Effect for Electric Guitar. Build your own guitar effect because the guitar…

Passive Surround

55 years ago

This is the scheme diagram of passive surround circuit. Passive surround doesn't need any active components and power supply to…

140W Power Amplifier

55 years ago

The following is a circuit of a power amplifier 140W. This Circuit using 741 IC-based circuit opAmp as strengthening early…

Dan Armstrong Green Ringer Guitar Effect

55 years ago

This is Dan Armstrong Green Ringer guitar effect for your electric guitar. The guitar effect is sold at high price…

Mic Compressor

55 years ago

Below is a mic compressor circuit that uses transistors as active components. VR1 and VR 2 is used to control…

5W Simple Inverter

55 years ago

Here's a very simple circuit inverter that converts DC current into AC current, from 12V DC to 220V AC with…