Antique radios, Old Time Radios
211
| Base |
Jumbo 4-pin bayonet (1918)
|
| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 10 Volts / If 3.2 Ampere / Direct |
| Description |
Convection cooled 75 Watt anode dissipation; thoriated-tungsten filament. Jumbo 4-pin base.
Mu 12. Uses include AF power amplifiers or modulators, class B RF amplifiers, class C RF amplifiers or oscillators.
Amperex, GE, National, RCA, Taylor, United, Westinghouse among known manufacturers.
|
Dimensions (WHD)
incl. pins / tip |
x 210 x 64 mm / x 8.27 x 2.52 inch |
| Weight |
185 g / 6.53 oz |
| Tube prices |
3 Tube prices (visible for members
only)
|
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Saga of the Vacuum Tube, Tyne p. 280, 287-289
- - Manufacturers Literature
Tube Lore (I)
|
211: The radio amateur's handbook 1964
Günter Kudicke
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211: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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211: Audio-u.Hifi-Röhren R.zur Linde
Günther Stabe † 19.8.20
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5
Collection of
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