Antique radios, Old Time Radios
45spec
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Country:
United States of America (USA)
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| Identical to |
45spec
= CV596
= VT-52
= 2C45
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| Predecessor Tubes |
45
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 7 Volts / If 1.18 Ampere / Direct |
| Description |
"45 special" = slang-designation of the VT-52. Transmitting triode developed by National Union for BC230/430 aircraft radios. Electrode structure derived from the standard 45, with heater voltage raised to 7V.
Text in other
languages (may
differ)
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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. 83, 180 &
Tube Lore (I)
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
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45spec: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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