Antique radios, Old Time Radios
211-Spl
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Country:
United States of America (USA)
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| Identical to |
211-Spl
= CV2576
= VT-4C
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| Similar
Tubes |
Normally replaceable-slightly different:
211
; 4C21
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| Base |
Jumbo 4-pin bayonet (1918)
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| Filament |
Vf 10 Volts / If 3.2 Ampere / Direct |
| Description |
Convection cooled 75 Watt anode dissipation; thoriated-tungsten filament. Mu 12. Uses include AF power amplifiers or modulators, class B RF amplifiers, class C RF amplifiers or oscillators.
Similar to 211 with reduced grid current limits.
Jumbo 4-pin base.
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Dimensions (WHD)
incl. pins / tip |
x 200 x 58 mm / x 7.87 x 2.28 inch |
| Information source |
Tube Lore (I)
Tube Lore (II) p. 30
Tube Lore (I)
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211-Spl: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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Collection of
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