Antique radios, Old Time Radios
4J42
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Country:
United States of America (USA)
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| Identical to |
4J42
= 700T
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| Similar
Tubes |
Normally replaceable-slightly different:
700B
; 700C
; 700D
; CV689
Multiple differences or of other kind:
700A
|
| Predecessor Tubes |
700A
|
| Filament |
Vf 13.5 Volts / If 1.85 Ampere / Indirect |
| Description |
External magnet cavity magnetron. 12KV, 10A, 40KW peak pulse. Tunable from 660 to 430 MHz. Coaxial output.
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| Information source |
Tube Lore (I)
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4J42: Manufacturer's Literature
Emilio Ciardiello
More ...
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