Antique radios, Old Time Radios
A-133
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Country:
United States of America (USA)
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| Identical to |
A-133
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| Similar
Tubes |
Other characteristic (electr. data):
ZP685
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| Filament |
Vf 7 Volts / If 32 Ampere / Direct |
| Description |
Tropotron multisegment anode structure, the central section or neutrode being connected to the mid point of the internal turn, part of the resonating line.
700 to 1050MHz; 1000W CW out. 2300V at 1A anode, 50% efficiency, 1500 gauss.
RCA developmental type for use in radar jammers. Unknown production.
Similar to GE ZP685, covering a different frequency spectrum.
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| Information source |
-- Original-techn. papers. Very High Freq. Techniques, II, McGraw-Hill
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