Antique radios, Old Time Radios
CV639
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Country:
Great Britain (UK)
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| Identical to |
CV639
= VT-73
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| Similar
Tubes |
Normally replaceable-slightly different:
843
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| Base |
UY-Base, 5 Pins (USA, April 1927) (Codex=H)
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 2.5 Volts / If 2.5 Ampere / Indirect |
Dimensions (WHD)
incl. pins / tip |
x 137 x 54 mm / x 5.39 x 2.13 inch |
| Weight |
59 g / 2.08 oz |
| Information source |
Tube Lore (II) p. 78
Universal Vade-Mecum, Electron Valves and Semiconductor Devices p. 33
Babani, International Radio Tube Encyclopaedia
Taschenbuch zum Röhren-Codex 1948/49
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CV639: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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