31:31

Tube Lab #211 - System Layout

5:29

The Weirdness of the Cathode Follower

26:22

Tube Lab #218 - Vintage Tube Rectifier Inventories

20:52

Guitar Amp Vacuum Tubes Part 1: Triodes and Tetrodes

33:47

Valve Amplifier NFB Conundrum.

32:44

- 40dB RF Tap / Sampler For Your NanoVNA or Oscilloscope

28:16

Tube Lab #221 - Power Tube Inventory Update

8:58

Freaky Cathode Follower Behavior with Low Plate Voltage (12AU7 Vacuum Tube) (Guitar Amplification)