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Audio circuits design projects and schematics

Audio circuits design projects and schematics, various audio amplifiers circuits with diagram and schematic.

DS1669 digital potentiometer circuit

This DS1669 digital potentiometer circuit can be used for replacing your manual volume control in audio circuits.
DS1669 digital potentiometer circuit are digital rheostats or potentiometers and provide 64 possible uniform tap points over the resistive range and are available in standard versions of 10K, 50K, and 100K ohms.

Circuit Diagram: 
DS1669 digital potentiometer circuit diagram
Electronic Circuits: 

100 watt stereo amp circuit using STK415

This 100 watt stereo amp circuit is based on the STK415 class H audio power amplifier hybrid IC that features a built-in power supply switching circuit.
This 100 watt stereo amp circuit provides high efficiency audio power amplification by controlling (switching) the supply voltage supplied to the power devices according to the detected level of the input audio signal.

Circuit Diagram: 
100 watt stereo amp circuit using STK415
Electronic Circuits: 

TDA7496 2x5 watts stereo class AB audio amplifier circuit

This class AB audio amplifier circuit from this schematic is a stereo 5+5W class AB power amplifier assembled in a Multiwatt 15 package designed for high quality sound, TV applications.
This class AB audio amplifier circuit is based on the TDA7496 audio amplifier IC .

Circuit Diagram: 
TDA7496 2x5 watts stereo class AB audio amplifier circuit
Electronic Circuits: 

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