Antique radios, Old Time Radios
RX21A
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Country:
United States of America (USA)
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| Identical to |
RX21A
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
Top contact with a cap.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 2.5 Volts / If 10 Ampere / Direct |
Dimensions (WHD)
incl. pins / tip |
x 203 x 57 mm / x 7.99 x 2.24 inch |
| Information source |
Tube Lore (II) p. 209
Babani, International Radio Tube Encyclopaedia p. 288 & 289
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
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RX21A: Eimac_Eitel-McCullough, INC.
Günter Kudicke
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Just Qvigstad
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RX21A: Eimac_Eitel-McCullough, INC.
Günter Kudicke
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