Antique radios, Old Time Radios
812
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Country:
United States of America (USA)
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| Identical to |
812
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| Similar
Tubes |
Other class quality (otherwise equal):
812H
Different maximum ratings:
812A
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Br)
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 6 Volts / If 4.5 Ampere / Direct / Specified voltage AC/DC |
Dimensions (WHD)
incl. pins / tip |
x 185 x 60 mm / x 7.28 x 2.36 inch |
| Weight |
80 g / 2.82 oz |
| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
Tube Lore (II) p. 77
Babani, International Radio Tube Encyclopaedia p. 180 & 181
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
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812: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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812: My schematic collection.
Pier Antonio Aluffi
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Collection of
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