This 400W power amplifier circuit often called as “safari” amplifier. The below circuit design is for single channel only, build two identical circuit for dual/stereo […]


The following diagram is the circuit diagram of 20W power amplifier which build based tube component EL34. EL34 is very famous tube and great for […]

The following is a circuit of a power amplifier 140W. This Circuit using 741 IC-based circuit opAmp as strengthening early before the final strengthening by […]

This 300W OCL power amplifier -i’m sorry for the blur diagram, but it should be readable- use 4 pairs of 2N3055 dan MJ3055 transistor as […]

Here’s a circuit of 7W audio amplifier that is very simple and very easy to build. This amplifier is built using TBA810 as the main […]

The following diagram is the circuit diagram of simple 4W audio amplifier based TDA1013B. The amplifier is based on integrated audio amplifier chip, TDA1013B which […]

This is the 100 Watt power amplifier circuit based power amp chip LM3886. Single chip of LM3886 is able to generate power output up to […]

This is a simple 20W bridge amplifier based on TDA7240A. This circuit is designed for car audio system, but you may use this circuit for […]