How to Build the CMoy Pocket Amplifier
A link from pinboard
Linked on Saturday 20 February, 2010
I have a little project for a neighbour - a mic preamp / aux in / mixer / headphone amp in a package small enough to power from a PP3 battery or 2. This is the headphone amp stage, I think.
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(Based on the tag(s) amplifier, audio, diy and electronics)