Bias Voltage on Vacuum Tube Amplifier vs Head Room & Power Output
24:08
How to Bias a Quad or Quartet of Output Tubes......Theory and Practice
23:26
Using a Digital Multimeter + Amp Startup Procedure - AT THE BENCH!
13:15
Part 3 - Tube Amplifiers Impedance Mismatch, Frequency Response & Phasing Of Transformer Windings
14:36
Tube Amps 101 - Top considerations and configurations
11:46
Regolazione del Bias delle Valvole Finali di Potenza (quando è possibile)
9:59
How to build a reliable negative bias supply for a Tube Amp.
28:22
Vacuum Tube Output Transformer Measurements Determining Turns & Impedance Ratio & Matching To Tubes
25:24