audio circuit

1.5W Audio Amplifier with IC SSM2211

This is 1.5W audio amplifier circuit design based on wide bandwidth, low distortion power IC SSM2211 from Analog Devices. This…

54 years ago

24W Audio Amplifier (Class A)

This is the circuit diagram of 24 Watt class A linear audio amplifier, built and tested by Marc Klynhans from…

54 years ago

35W Power Audio Amplifier based LM391

Here the 35W power audio amplifier circuit based on LM391. Inductor L1 is constituted by 20 coils of wire, with…

54 years ago

22W Stereo Power Amplifier with TDA1554

Here the circuit diagram of 22W stereo power amplifier. Powered with main power IC TDA1554Q, this circuit works up to…

54 years ago

2x10W Audio Amplifier with TDA2009A

This 2x10W audio amplifier circuit power output will be 10 watt on each channel with 4 ohm speaker resistance. The…

54 years ago

2 x 3W Stereo Audio Amplifier with IC BA5406

This is 2 x 3W stereo audio amplifier based on IC power BA5406. This circuit which will give you 3W…

54 years ago

DIY Simple Multitone Alarm

Here is the circuit diagram of simple multitone alarm. This is a low cost circuit which is simple and easy…

54 years ago

2x90W Stereo Tube Power Amplifier with EL34

This document is the manual of 2x90W Stereo Tube Power Amplifier with EL34, model K4040 by Velleman. The document in…

54 years ago

100W Audio Amplifier with Transistor BDW83D/BDW84D

Here is the circuit diagram of 100W audio amplifier which using power transistor BDW83D and BDW84D for the final amplification.…

54 years ago

300-2500Hz Audio Bandpass Filter

This is an audio bandpass filter circuit which will filtering the audio frequency from 300Hz to 2500Hz.. The lower and…

54 years ago