Tv-audio-amplifier


Posted on Sep 8, 2012

The amplifier picks up the TV`s audio output signal and amplifies it to drive a set of earphones for private listening. It is built around an LM324 quad op amp and an LM386 low-power audio amplifier.


Tv-audio-amplifier
Click here to download the full size of the above Circuit.

The circuit uses an inexpensive electret microphone element as the pick-up and a set of earphones as the output device.




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