Quote:
Originally Posted by jr_tech
According to Communications Receivers 2nd edition by Raymond S. Moore :
S19 1938 5 tubes, S19R 1939 to 1942 6 tubes
S20 1938 to 1939 8 tubes, S20R 1938 to 1945 9 tubes
jr
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I had a post-war S20R. IDK if I still have it!
It had a label that stated "Zenith Radio Corp Engineering Dept"
I have so many radios, I lose track.
