Willsenton R8: Must do Modification to Bias Boards!
22:19
Willsenton R8: Fixing Lead Dress and Grounding Faults.
29:18
Willsenton R8: Power Supply Mod and Upgrade
2:34:56
Chinese Tube Amplifier Kit Build (6Z4, 6N2, 6P1) (Ep. 174 )
26:47
Willsenton R8: Fixing Lead Dress and Grounding Faults #2.
28:17
valve amplifier PL83 tube rebuilt
25:03
Willsenton R8: Fixing the Shielded Volume Control Wiring
25:21
Tube Lab #26 Rolling 6550 & KT88 in Willsenton R8 Amp
31:46