Impedance Ratio: The Easiest Way to Decipher Output Transformers
25:36
Output Transformers: A Discussion of Basic Principles
55:09
Eurotubes "Pro One" Bias Probe Evaluation.......Plus: Make Your Own Bias Probe
28:22
Vacuum Tube Output Transformer Measurements Determining Turns & Impedance Ratio & Matching To Tubes
44:06
How An Isolated Dim Bulb Tester Works (Current Limited Isolation Transformer And VARIAC)
19:09
EveAnna Manley: Tubes & Transformers In Audio Gear
1:16:33
The Effect of Output Tube Bias on Tone, Gain, and Headroom.....A Side-by-Side Comparison
36:19
Audio Output Transformers Demystified - Ask Mark
50:21