Antique radios, Old Time Radios
HF210
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Country:
Great Britain (UK)
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| Identical to |
HF210
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| Similar
Tubes |
Normally replaceable-slightly different:
B217
; RE112
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| First Source
(s) |
1926 : Saga of the Vacuum Tube, Tyne p.373
Aug.1930 : Philips Bulletin R1164, p. 30
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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 / Battery = |
| Information source |
British Radio Valves - The Classic Years: 1926-1946 Supplement, p. 32
History of the British Radio Valve to 1940 p. 163
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
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HF210: Fin Stewart
Fin Stewart
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
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Forum contributions about this tube
HF210
Threads: 1 | Posts: 1
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Hits: 1751 Replies: 0
HF210 (HF210)
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Harald Wittlich
09.Nov.07
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1
Ediswan
HF210 Audiontriode, 1927/28
Heizung: 2V, 100mA
Anodenspannung: 120V
Anodenwiderstand: 25 kOhm
Leerlaufverstärkung: 20-fach
Steilheit: 0,8 mA/V
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HF210
End of forum contributions about this tube
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