Valve Amp Delayed Start- Fault Finding & Wotnot.
36:26
HH Electronic S500-D Power Amp Modification
16:02
Valve Amp - Faulty Valve - Parasytic Oscillation.
1:57:40
Build A Power Supply - With Junk Box Parts! [The BC-348 Series.]
16:42
I wrecked the WanpTek 60V/20A adjustable power supply 💥 ... and repaired it again WITH THIS!
34:18
Sterns Stereophonic Preamp Refurb - Final Episode.
15:48
Horrific LED tester that can literally kill you - (with scary schematic)
43:05
Hardest Repair Ever! Fluke 8508A 8.5 Digit Reference Multimeter
1:35:34