How the cathode resistor cleans up vacuum tube amplifier performance
28:07
Tube Squeal and Hum, 1st Stage Pre-Amp Grounding
34:31
Preamp Gain Stages: the Cathode Resistor. GAIN, TONES & THEORY!!!
19:14
How to Measure Tube Amplifier Plate Current (Biasing) and Actually Understand What You Did
12:50
TDA2050 real vs. fake amplifier chip on the analyzer
26:53
How do Vacuum Tubes Work?
20:08
The NIXIE Tube, and How To Use Them
29:24
Increasing the Main Filter Cap in an Amplifier - What Happens?
31:00