Ameritron AL-1200 modification with GS-35B tube
19:51
GS-35b (Dual Tube (Episode #5) PA Section, output tune!
27:34
ALPHA TELECOM: AMPLIFICADOR LINEAR ALPHA 77DX MEGA REVISÃO PARTE 1
28:23
Ameritron Al-1500 For Sale!!
12:38
6 Basic Steps for Tuning an HF Transmitting Tube Amplifier
8:25
Ameritron Al1200 Repair , Modifications, New Filter caps, 50 Ohm Series Glitch Etc Etc
6:14
GS35B 6M
4:57
Ameritron Al-1200 for Sale (sold!!)
4:02