Antique radios, Old Time Radios
QK62
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Country:
United States of America (USA)
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| Identical to |
QK62
= 4J63
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| Predecessor Tubes |
CM16B
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Was used by |
Radar |
| Filament |
Vf 6.3 Volts / If 3.8 Ampere / Indirect |
| Description |
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CW / pulse magnetron for radar jammers. The device was designed for variable duty cycle and may be basically considered as CW. Integral magnet, coaxial output.
Derived from the CM16B S-band CW experimental magetron built at MIT Radiation lab. and described by G.B. Collins in Microwave Magnetron
Typical operation
- Up to 2 kW input pulses, depending upon the duty cycle.
- 125 mA at 1.5 kV input pulse
- 50 to 70 W output pulses.
- 2990 to 3330 MHz tuning range.
- Pins 1 and 2 of the octal base are connected to the heater cold side
- pins 7 and 8 to the heather, cathode side.
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| Information source |
Tube Lore (I)
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QK62
Emilio Ciardiello
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Just Qvigstad
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Collection of
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