Antique radios, Old Time Radios
QK290
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Country:
United States of America (USA)
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| Identical to |
QK290
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
Top contact with a cap.
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| Filament |
Vf 6.3 Volts / Indirect |
| Description |
29.70 to 33.52 GHz, reflex klystron with integral cavity and tuning knob. Glass disc-sealed bulb; top cap connected to reflector. 20 mW average out power. Waveguide flange from the side.
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| Information source |
- - Manufacturers Literature
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Just Qvigstad
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QK290: Raytheon Manual
Heinz Höger
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