Tube Amps
Tube Amp Bias
Fender Amp Footswitch with LEDs
Fender Harmonic Vibrato
Solid State Amps
Solid State History and Obsolete Topologies
Matching Power Transistors
dc Offset at the Speaker Terminals
Ampeg BA Series
Polytone Amps
Roland Jazz Chorus
Tech 21 Trademark 60
Univox BT-505 Bass Amp
Westbury Model 250
Yamaha G30-112
General Info
3 Prong Conversion (Grounding Amplifiers)
Overpowering Speakers
The notorious Standel colored epoxy modules.
