Radios antiguas y Radios de Colección
405D
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País:
Estados Unidos
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| Idéntica a |
405D
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| Válvulas similares |
Substituya normalmente -diferencia peq.:
205D
; R205-D
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| Base |
UV-Base (4 Pins+Bayonet, USA 1914 WE)
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| Usada en |
Industrial |
| Filamento |
Vf 4.5 Volt / If 1.6 Ampere / Direct / Battery = |
| Descripción |
De Forest replacement for WE 205D. From 1933, when RCA bought De Forest, also in the RCA Photophone line for maintaining WE sound systems. Not listed for distributor sales.
Source Lud Sibley.
Locking pin rotated 45 deg to prevent damage to other tubes put into the socket.
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Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip |
x 108 x 64 mm / x 4.25 x 2.52 inch |
| Peso |
65 g / 2.29 oz |
| Literatura |
Tube Lore (II) p. 199
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Just Qvigstad
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Colección personal de
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