Antique radios, Old Time Radios
CV22
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| Tube type: |
Thyratron Text |
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| Identical to |
CV22
= BT45
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| Base |
Wires
Wires only.
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| Was used by |
Radar |
| Filament |
Vf 2.5 Volts / If 22 Ampere / Direct |
| Description |
Mercury Thyratron, intended for use in radar modulators. Derived from BT45, CV22 used directly heated folded nickel ribbon cathode, with oxides filled into a welded nickel gauze; this design gave a huge increase in the emitting surface. 20KV, 50A pulses.
CV22 was used since 1941 in radar Type 291, to drive NT99 micropup triodes. Also used in 1942 in radar Type 271Q, to drive tha CV56 magnetron; two were used in 1941 in the GL3 system to drive the CV120 magnetron.
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| Information source |
-- Original prospect or advert Callick, Metres to Microwaves
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CV22: Manufacturer's Literature
Emilio Ciardiello
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CV22: Manufacturer's Literature
Emilio Ciardiello
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Collection of
Collection of a member from D |
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