Effects of homemade MW ferrite loop stick antenna (Built-in pre-selector amplifier)
19:25
Collins R390/URR overhaul / part 2
24:06
Homemade antenna preselector amplifier MW/SW1/SW2
23:00
Tuning Loop Antenna #1
25:12
Tektronix type 555 oscilloscope, over 100 tubes inside!
8:19
Demo of a Siemens E-310 Marine Receiver after Refurbishing
53:30
Philco Predicta Pedestal Diagnosis For Repair
4:59
PALSTAR R30cc HF receiver & LA30 ferrite loopstick antenna / daytime.
26:39