Elimination of Common Signal from Stereo Audio

The circuit was designed to create a method by which the common signal can be removed from a musical song.

8R/6.25W Loudspeaker Driven by Power Amplifier

The circuit was constructed for the purpose of producing a power amplifier that will be used by loudspeakers with rating of 6.25W/8R.

Auto Fade Implementation on Audio Signals

The circuit was designed to create an auto fade circuit that will be used to provide a mechanism of bringing the voice on top of playing music.

TDA7294-Based Power Amplifier for Audio Circuits

The circuit was designed to produce a power amplifier with the utilization of TDA7294 integrated circuit to drive audio circuits for 60 Watts power.

RIAA Standard Hi-Fi Phono Preamplifier

The circuit was designed to produce a hi-fi phono preamplifier circuit with RIAA equalization standard suitable for moving magnet cartridge that produces good sound.

Integrated Circuit Based High End Audio Line Preamplifier

The circuit is designed to create a high end preamplifier that would produce a better result of stable and quality audio line.