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Audio amplifier circuit diagrams

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60W Linear amplifier
60W Linear amplifier
June 22, 2010

The 60 Watt linear amplifier is simple all solid state circuit using power mosfet IRF840. [more]

60W Guitar Amplifier
60W Guitar Amplifier
June 22, 2010

This design adopts a well established circuit topology for the power amplifier, using a single-rail supply of about 60V and capacitor-coupling for the speaker(s). The advantages for a guitar amplifier are the very simple circuitry,... [more]

60W Bass Amplifier
60W Bass Amplifier
June 22, 2010

This design adopts a well established circuit topology for the power amplifier, using a single-rail supply of about 60V and capacitor-coupling for the speaker(s). [more]

50 Watt Amplifier
50 Watt Amplifier
June 22, 2010

This is a handy, easy to build general purpose 50 watt amp. The amp has an input for a radio, TV, stereo or other line level device. [more]

5,000W ultra-light, high-power amplifier
5,000W ultra-light, high-power amplifier
June 22, 2010

This circuit is of an 2x 2,500W RMS stereo amplifier, super-light and without switching-mode power supply [more]

2N3055 Power Amplifier
2N3055 Power Amplifier
June 22, 2010

Simple and low cost. The optimal supply voltage is around 50V, but this amp work from 30 to 60V. [more]

25W Mosfet audio amplifier
25W Mosfet audio amplifier
June 22, 2010

Can be directly connected to CD players, tuners and tape recorders. Simply add a 10K Log potentiometer (dual gang for stereo) and a switch to cope with the various sources you need. [more]

22 Watt Audio Amplifier
22 Watt Audio Amplifier
June 22, 2010

The 22 watt amp is easy to build, and very inexpensive. The circuit can be used as a booster in a car audio system, an amp for satellite speakers in a surround sound or home... [more]

200W audio amplifier
200W audio amplifier
June 22, 2010

Simple to build 200W audio amplifier with IC [more]

18W Audio Amplifier
18W Audio Amplifier
June 22, 2010

Can be directly connected to CD players, tuners and tape recorders. [more]



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