Willsenton R8: Push Pull Global Negative Feedback Tuning.
22:39
Willsenton R8: Final Thoughts Willsenton R8 Tube Amp
8:20
Audio Amplifier with Negative Feedback Build Oscilloscope Demo
25:37
Willsenton R8 Revisited: ISO Tango Output Transformer Testing
18:52
Measuring Global Negative Feed Back (NFB) In The Dynaco Mark III
28:23
Willsenton R8: Must do Modification to Bias Boards!
22:19
Willsenton R8: Fixing Lead Dress and Grounding Faults.
25:03
Willsenton R8: Fixing the Shielded Volume Control Wiring
23:24