Antique radios, Old Time Radios
4D1_Brimar
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Country:
Great Britain (UK)
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| Identical to |
4D1_Brimar
= VR109
= CV1109
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| Similar
Tubes |
Normally replaceable-slightly different:
HL1320
; VT100B_GPO
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| First year |
1935
Wireless World (The), London (WW, 79)
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| Base |
British-7-Pin, old (M7A)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 13 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC |
| Description |
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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| Information source |
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
Anonymous 15 Collector
More ...
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Just Qvigstad
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4D1_Brimar: Babani 1949-1951
Patrice Zeissloff
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
Collection of
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