14:29

Tube Amp Bias

8:07

How to Bias Marshall JCM800 Lead Series

8:36

Swapping Valves And Biasing Amplifiers

13:42

JCM900 Bias Video

55:09

Eurotubes "Pro One" Bias Probe Evaluation.......Plus: Make Your Own Bias Probe

11:36

Dr. Z AMA: "Tube Amp Bias"

27:35

Orange Thunderverb Repair - Bias circuit modification and Fun with Phase Inverter tubes!

1:16:33

The Effect of Output Tube Bias on Tone, Gain, and Headroom.....A Side-by-Side Comparison