Antique radios, Old Time Radios
K30A
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Country:
Great Britain (UK)
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| Identical to |
K30A
= 210HF_Cossor
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| Similar
Tubes |
Normally replaceable-slightly different:
PM2HL
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2 Volts / If 0.1 Ampere / Direct |
| Information source |
History of the British Radio Valve to 1940 p. 146
Babani, International Radio Tube Encyclopaedia p. 112 & 113
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
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K30A: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20
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Just Qvigstad
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K30A: My schematic collection.
Pier Antonio Aluffi
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