Antique radios, Old Time Radios
ADHF
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Country:
Great Britain (UK)
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| Identical to |
ADHF
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| Similar
Tubes |
Normally replaceable-slightly different:
HL20
; REN1821
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| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 20 Volts / If 0.18 Ampere / Indirect / Specified current DC = (Series working) |
| Information source |
History of the British Radio Valve to 1940 p. 144
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 141, p. 189
Taschenbuch zum Röhren-Codex 1948/49
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ADHF: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20
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Just Qvigstad
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