Mad Scientist Lab The 12AX7 Cathode Follower
33:16
Tube Lab #208 - Cathode Follower (revisited)
21:20
Hiwatt DR103 | Restoration & Demo
8:58
Freaky Cathode Follower Behavior with Low Plate Voltage (12AU7 Vacuum Tube) (Guitar Amplification)
24:30
High Gain Amp Circuits Explained
6:20
Noise Testing the 12AX7 Vacuum Tube
28:58
They've never made a better amp than this (Fender Pano Verb)
34:31
Preamp Gain Stages: the Cathode Resistor. GAIN, TONES & THEORY!!!
14:23