Antique radios, Old Time Radios
422
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Country:
United States of America (USA)
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| Identical to |
422
= TX-222
= X222RF
= PM222
= CX322
= 122
= 22
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| Similar
Tubes |
Normally replaceable-slightly different:
422A
; B342
; UX222
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| First Source
(s) |
Aug.1930 : Philips Bulletin R1164, p. 32
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bu)
Top contact with a cap.
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 3.3 Volts / If 0.13 Ampere / Direct / Battery = |
| Description |
Plate Volts = 135 max, controle grid Volts = 1.5, screen grid Volts - 45 max.
|
Dimensions (WHD)
incl. pins / tip |
45 x 123 x mm / 1.77 x 4.84 x inch |
| Weight |
50 g / 1.76 oz |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
-- Collector info (Sammler)
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|
422: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20
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Just Qvigstad
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