Quote:
Originally Posted by Mr Hoover
I'm surprised they didn't use RCA acorn tubes/valves in the
tuner,these were developed by RCA and available by the mid
1930's.Performance would have been way better.954 955 956
series
https://en.wikipedia.org/wiki/955_acorn_triode |
I agree. I have an RCA frequency calibrator from 1935 which used the acorn triode 955. And a 1939 Hallicrafters S27 UHF radio which uses the pentodes. Maybe 1935/36 was a bit too early?
12-29-2025, 12:27 AM
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