Here is a really great explanation of how these little amps work:
This guy is more concerned with the visual aesthetics of the caps than the actual function. He never even checked the Sangamos, or the bias resistor. While the amp certainly works, is it really 'vintage tone' or 'worn-out tone'?
Danelectro is my favorite type of guitar, simply for the genius of their unorthodox, inexpensive, yet highly effective designs. I love the tone of old-growth masonite. If you are looking for details, the Pro-1 Bass is the most complete build documentation.
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This one was a testbed for the Radiata glue-up body construction. I had lots of Strat hardware lying around from all the bass projects, so I decided to use some of it. As usual for my guitars, this has a fixed steel truss rod. This is the last of my Audiovoxes, and probably my favorite.
More: Audiovox Stratocaster-Style Guitar ...