22 Watt Audio Amplifier


Posted on Mar 29, 2013

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 theater system, or as an amp for computer speakers. The circuit is quite compact and uses only about 60 watts. The circuit is not mine, it came from Popular Electronics.


22 Watt Audio Amplifier
Click here to download the full size of the above Circuit.

# The circuit works best with 4 ohm speakers, but 8 ohm units will do. # The circuit dissipates roughly 28 watts of heat, so a good heatsink is necessary. The chip should run cool enough to touch with the proper heatsink installed. # The circuit ope




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Astable flip-flop with starter
    On-off controller
    Buffer Circuit Schematic Diagram
    Is my zener diode labeled wrong or am i seeing a strange failure mode
    isp flash microcontroller programmer
    BAR GRAPH READOUT VOLTMETER
    LED Flasher
    DC to 100W amplifier circuit diagram of 500KHZ
    Simple Metal detector circuit with CD4030



    Top