1:34:17

Quad 405-2 Amplifier Repair and Refurbish - Step by Step

45:07

Quad 303 repair Pt1

30:10

Quad 405-2 Power Amplifier (with clone boards): Vintage Audio Review Episode #121

34:03

Hafler DH220 Power Amplifier Repairs (Ep. 63)

34:31

BGW750C Stereo Power Amplifier No Sound Repair

6:45

Quad 44, 405.2 ESL 57's

28:17

valve amplifier PL83 tube rebuilt

6:50

Quad 405 testing after years of storage