Antique radios, Old Time Radios
CG-1144
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Country:
United States of America (USA)
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| Identical to |
CG-1144
= VT-18
= U_Pliotron
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| First year |
1918
??
Saga of the Vacuum Tube, Tyne Seite 150
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Successor Tubes
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CG-1144A
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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 6.5 Ampere / Direct |
| Description |
This tube is a 50 Watt "Pliotron" transmitting type made for the US Navy by GE in 1918. Original tubes had a special large base (Jumbo 4 pin) which was made for GE by the Shaw Insulator Company. In the early part of 1919 the base was made by GE and had a mica insulation disc to support the base pins. The tube is mentioned on page 38 of "The Story of Electronics Development at the General Electric Company".
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
x 154 x 52 mm / x 6.06 x 2.05 inch |
| Information source |
Saga of the Vacuum Tube, Tyne Pages 150 and 151
Tube Lore (II) p. 29 & 181
- - Manufacturers Literature
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CG-1144: Fin Stewart
Fin Stewart
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Just Qvigstad
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