Drake L4b Repair And Modifications 3-500zg Tubes
8:56
Linear Amplifier, Part 3, Removing and Installing New 3-500zg Tubes into Drake L4B with Jim W6LG
37:35
Botched Drake L4b Repair By Prominent Drake Technician, See Comments For Corrections
7:13
The Proper Way To Ground The Grids In A Sb-220 Heathkit
13:44
Iconic 3-500z/g Tube, Plate Dissipation, Prices of New Amplifiers, Instead Consider a Used Drake L4b
8:44
Maco Brute II (2) Base Linear Amplifier, Vintage Sweep Tube amp, for sale
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Success At Last ! ! Solid 10kw Out 3CX6000A7 6 Meter Linear Amplifier
12:23
Linear Amplifier, Part4, Tuning Drake L4B, Don't Jump to Conclusions, Jim W6LG YouTube Elmer
17:27