8-Ohm Power Amplifier with 60W Output

The simple circuit was built to create a power amplifier that would produce 60W under 8 ohms or 80W under 4 ohms load.

HEXFET-Based Medium Power Amplifier with 65W Output

The objective of the circuit is to create a medium power amplifier based on the functionality of a HEXFET to produce a good quality of sound while providing 65W of power output.

TDA2005-Based 4W-8W Stereo Power Amplifier

The circuit has been constructed to design a stereo power amplifier with the use of a single integrated circuit TDA2005 with 4W to 8W power output.

ECC88-Based Hampton Tube Preamplifier

The objective of building this circuit is to create a preamplifier based on the Hampton standard with the utilization of vacuum tubes for use with moving coil cartridge.

Graphic Equalizer Circuit for 10 Frequency Bands

The circuit was designed to create ten different frequency bands to be handled by a single graphic equalizer to produce and maintain a predetermined area of frequencies.

Audio Power Amplifier Converter From Stereo to Mono

The circuit was constructed for the purpose of transforming a stereo power amplifier to mono where the two channels are bridged internally.