Radios antiguas y Radios de Colección
4D1_Brimar
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País:
Gran Bretaña (GB)
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| Idéntica a |
4D1_Brimar
= VR109
= CV1109
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| Válvulas similares |
Substituya normalmente -diferencia peq.:
HL1320
; VT100B_GPO
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| Primera serie |
1935
Wireless World (The), London (WW, 79)
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| Base |
British-7-Pin, old (M7A)
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| Usada en |
Radio/TV-reception etc. |
| Filamento |
Vf 13 Volt / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC |
| Descripción |
This is normally issued in the Brimar brand - like probably all valves from Standard (STC) for radio valves. The valve 4D1 is listed in the documentation "Trader Service Sheets" Number 121 (The Wireless Trader) , issued July 4, 1936 for Kolster-Brandes model 515.
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| Literatura |
Babani, International Radio Tube Encyclopaedia p. 6 & 7
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 140, p. 188
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
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4D1_Brimar: Tabu Röhren-Codex, 1948
Anónimo 15 Coleccionista
Mas ...
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Just Qvigstad
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4D1_Brimar: Babani 1949-1951
Patrice Zeissloff
Mas ...
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Número de
modelos en Radiomuseum.org con esta
válvula:3
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