Antique radios, Old Time Radios
CW-1818
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Country:
United States of America (USA)
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| Identical to |
CW-1818
= VT-4
= G_Western
= 211A
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| Similar
Tubes |
Normally replaceable-slightly different:
D-80050
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| First year |
1921
??
Saga of the Vacuum Tube, Tyne Seite 288
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| Base |
Jumbo 4-pin bayonet (1918)
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| Was used by |
Military and/or Government |
| Filament |
Vf 10 Volts / If 3.4 Ampere / Direct / Specified voltage AND current AC/DC |
| Description |
This tube was designated CW-1818 by the U S Navy and was used 1918 in World War One. It was released commercially as the 211A.
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Dimensions (WHD)
incl. pins / tip |
x 184 x 51 mm / x 7.24 x 2.01 inch |
| Weight |
180 g / 6.35 oz |
| Information source |
Saga of the Vacuum Tube, Tyne Pages 288 & 289
Tube Lore (II) p. 234
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CW-1818: Fin Stewart
Fin Stewart
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Just Qvigstad
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