1:16:33

The Effect of Output Tube Bias on Tone, Gain, and Headroom.....A Side-by-Side Comparison

24:04

Which Capacitor Do I Use? Tech Tips Tuesday

53:56

If You Want To Repair Class D Amplifiers You Need To Watch This Video!

10:02

Dynaco ST-70 Integrated Stereo Tube amp Filter capacitor repair Tech Tip advice from D-Lab

19:14

How to Measure Tube Amplifier Plate Current (Biasing) and Actually Understand What You Did

58:45

Building a 1920s Tube Amplifier (And Tubes!)

31:35

Zener Diode vs Tube Regulation and More

17:15

HUGE Problem With Vintage Amplifiers & Receivers. Hides From Your Eyes But Not Your Ears.