Antique radios, Old Time Radios
CV443
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Country:
Great Britain (UK)
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| Identical to |
CV443
= DF70
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| Similar
Tubes |
Normally replaceable-slightly different:
CK505AX
|
| Base |
Subminiatur-8, with space 1/8, B8D
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| Filament |
Vf 0.625 Volts / If 0.025 Ampere / Direct / Battery = |
| Description |
Designed for Hearing Aid applications.
Typ Va=Vg2=30; Ia=0.4mA; gm=0.22mA/V.
Text in other
languages (may
differ)
|
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
-- Original-techn. papers.
- - -
|
CV443: Manufacturer's Literature
Emilio Ciardiello
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CV443: rtt
Anonymous 10 Collector
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Just Qvigstad
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CV443: Manufacturer's Literature
Emilio Ciardiello
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