13:23

Mountain Top Electronics 3 tube 3-500z amplifier

16:16

8908 / 6lw6 / M2057 Biggest Baddest Linear Amplifier Sweep Tube made explained Hygain Footwarmer Amp

12:17

Fixing the Full Bridge Rectifier’s Big Flaw - Active Power Factor Correction

42:23

Heathkit SB 220 Linear Amplifier refurbishment

14:41

Skinny boy amp repair

10:47

Henry 3kd Premier (sold)

8:35

GS-35b (Dual Tube (Episode #2) Input Circuit and Tune.

15:55

How INDUCTOR's work & How to make your own