Antique radios, Old Time Radios
Selectron_9
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Country:
United States of America (USA)
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| Identical to |
Selectron_9
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| Similar
Tubes |
Other characteristic (electr. data):
Selectron_256
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| First Source
(s) |
1946 : - - Manufacturers Literature
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| Filament |
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| Description |
The 256-bit Selectron was the first computer memory. They were handmade in the RCA plant in Harrison, Pennsylvania.
The 9-bit tubes shown on this page were what led up to the full production version. See the 256-bit page for links to more info.
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Collection of
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