25 Metres Range, Short Wave AM Transmitter

55 years ago

Here the short wave AM Transmitter circuit design diagram. The circuit is quite simple and easy to build since it…

Circuit For Quiz Contest : Electronic Jam

55 years ago

This is the design diagram of electronic jam. This jam circuit can be implemented in quiz contests in which any…

Theremin Music Instrument

55 years ago

The following diagram is the Theremin music instrument effect. A guitar or instrument amplifier is an ideal companion unit for…

Why You Might Want Train Horns

55 years ago

Imagine for a moment that you are driving down the road in your truck and it has been a long…

Dynamic Microphone Amplifier

55 years ago

Here is the dynamic microphone amplifier circuit diagram. This circuit should be perfect for dynamic microphone... Dynamic microphones are versatile…

Ticking Bomb Sound Generator

55 years ago

Here the low cost and easy build circuit of ticking bomb sound generator. This circuit generates a sound matching to…

16W Bridge Amplifier using LM383

55 years ago

The following diagram is 16W audio amplifier circuit. The circuit built based 2 pieces of power IC? LM383 in bridge…

Long Range/Distance Infrared Transmitter

55 years ago

Here the long range/distance Infrared transmitter circuit, give you extra power for your Infrared transmitter. The majority of the IR…

400W RMS Stereo Power Amplifier

55 years ago

This is the schematic diagram of 400W RMS stereo power amplifier which use power transistor to work. This amplifier in…

1Hz Clock Generator with Chip On Board (COB)

55 years ago

This is the 1Hz clock generator circuit with Chip On Board (COB). Commonly, the circuits to produce 1Hz clock for…