First real pocket radio 1947 Belmont Boulevard not transistor - collectornet.net
11:15
The Transistor Wars
16:14
World's First Transistor Radio! The Regency model TR-1 (1954, USA)
7:38
How it's made: Radio Vintage documentary movie - year 1936
9:17
HEATHKIT VTVM , BATTERY ELIMINATOR CIRCUIT FOR HEATHKIT VTVM
1:11:45
Repairing vintage Aiwa AM FM transistor radio FNIRSI DWS-200 Soldering Station Review test
17:25
xtal1
14:59
Beginner's tip: This is the difference between true analogue and DSP with analogue display radios
9:56