Let's design an build a vacuum tube amplifier from scratch
10:39
Identifying transformer windings and voltages
20:53
How Tube Amplifiers Work, Part 2: The Pre-Amp and Power Amp
23:08
Tube preamp budget kit test and review
58:45
Building a 1920s Tube Amplifier (And Tubes!)
19:57
Let’s Build a Low Voltage Vacuum Tube Audio Amplifier
2:34:56
Chinese Tube Amplifier Kit Build (6Z4, 6N2, 6P1) (Ep. 174 )
27:05
Production 5751/EL34 Amp: Schematic/Design Deep Dive!
24:30