Antique radios, Old Time Radios
2C21
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Country:
United States of America (USA)
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| Identical to |
2C21
= 1642
= 2C21/1642
= 38233
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| First Source
(s) |
06.Nov.1942 : Electron Tube Registration List rec. 310
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| Base |
7-Pin-Base-general, old, USA (Codex=Mb)
Top contact with a cap.
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| Filament |
Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Double triode intended for operation as low-power class-C amplifier or oscillator at frequencies up to 60MHz.
Registration assigned to Raytheon, with specs similar to those of the developmental RCA 1642.
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| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Tube Lore (I)
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2C21: Tabu Röhren-Codex, 1948
Anonymous 15 Collector
More ...
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2C21: Manufacturer's Literature
Emilio Ciardiello
More ...
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