Setting up a vacuum tube receiver
High-frequency unit • Ремонт Беларусь тр 210л Высокочастотный блок
Power amplifier • Ремонт Беларусь тр 210л УНЧ
Power supply • Ремонт Беларусь тр 210л блок питания
0:00 AM IF tuning work plan
09:12 AM IF check/tuning
24:14 FM IF tuning work plan
28:21 FM IF tuning
33:52 S-curve
37:12 FM IF first stage
39:57 VHF receiver operation test
41:26 AM heterodyne test
46:00 notch filter
48:02 LW, MW, and HF receiver operation test.