Radios antiguas y Radios de Colección
DV3A
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País:
Estados Unidos
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| Idéntica a |
DV3A
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| Válvulas similares |
Substituya normalmente -diferencia peq.:
C299
; UV199
Otra base:
DL3_deForest
; DV3
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| Primera serie |
1925
??
Saga of the Vacuum Tube, Tyne Seite 301
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| Fuente principal
(es) |
Aug.1930 : Philips Bulletin R1164, p. 32
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| Base |
UV199
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| Usada en |
Radio/TV-reception etc. |
| Filamento |
Vf 3 Volt / If 0.06 Ampere / Direct / Battery = |
| Descripción |
Base same as the UV199, but "Isolantite" (a type of ceramic). It was sold in a metal can. This tube was first made during 1925 but discontinued later in the same year. It was reintroduced late in 1927.
This tube has a bigger bulb than the UV199 and the elements are mounted horizontally to the base.
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Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip |
35 x 82 x mm / 1.38 x 3.23 x inch |
| Peso |
27 g / 0.95 oz |
| Literatura |
Saga of the Vacuum Tube, Tyne p.301 ff.
-- Collector info (Sammler)
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DV3A: Fin Stewart
Fin Stewart
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Just Qvigstad
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Colección personal de
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| Cumplimiento de datos |
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