Radios antiguas y Radios de Colección
201B_Western
| Base |
SPECIAL TUBEBASE in general
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| Usada en |
Telefonìa |
| Filamento |
Vf 2.8 Volt / If 1.3 Ampere / Direct / Battery = |
| Descripción |
Originally called the "D" when under development by Western Electric engineers. Variant of the WE 201A on 4-pin base. S-19 tennis-ball bulb. Originally made with solid gold pin ends soldered on.
Gain 37 to 44, 2.6 to 3 volts filament.
Unrelated to UX-201A
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| Precios de válvulas |
2 Precios de válvulas (visible
solo para miembros)
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| Literatura |
Saga of the Vacuum Tube, Tyne p. 101, 103 & 280
Tube Lore (II) p. 234
Tube Lore (I)
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201B_Western: Fin Stewart
Fin Stewart
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Colección personal de
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| Cumplimiento de datos |
Más información |
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