Antique radios, Old Time Radios
DA30
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Country:
Great Britain (UK)
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| Identical to |
DA30
|
| Similar
Tubes |
Normally replaceable-slightly different:
CV1178
; CV1679
|
| First Source
(s) |
22.Nov.1935 : Wireless World (The), London (WW, 79)
|
| 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 4 Volts / If 2 Ampere / Direct / Specified voltage AC/DC |
| Description |
Pa<30W; Va<500. Tube designed for use as an output stage, mainly in push pull amplifiers where a considerable amount of undistorted power is required.
|
Dimensions (WHD)
incl. pins / tip |
66 x 160 x mm / 2.60 x 6.30 x inch |
| Information source |
The Saga of Marconi Osram Valve p. 330
- - Manufacturers Literature
History of the British Radio Valve to 1940
Taschenbuch zum Röhren-Codex 1948/49
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DA30: GEC's catalogue supplement
Anonymous 413 Collector
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DA30: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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DA30: MARCONI RECEIVING VALVES, LONDON, 1938
Jose Casas-Avalos
More ...
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Collection of
Collection of a member from GB |
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