Recent content by Dgamer12elect

Keep your early vintage guitar / bass / an amps. Take care of them !!!

I know this post is wayyyyy old; but I was just searching for a schematic for my Amp-Head Dual Bias Tester and came upon it. As I didn't see what looked as accurate documentation for it - I decided to make my own. Attached is a pdf scan of the complete manual I received with the tester; and a...