Antique radios, Old Time Radios
QK174
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Country:
United States of America (USA)
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| Identical to |
QK174
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Successor Tubes
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QK174C
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Filament |
Vf 8 Volts / If 5 Ampere / Half indirect |
| Description |
Integral magnet, coaxial output (7/8" line) CW magnetron. Top screw for mechanical tuning from 1900 to 2200 MHz; electronic tuning through separate modulator ("halo") cathode taking 4.5 V @ 4.0 A.
2.2 kV at 150 mA typical, 100 W CW output typical. Intended for radio relay systems.
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Dimensions (WHD)
incl. pins / tip |
x 229 x mm / x 9.02 x inch |
| Information source |
Tube Lore (I)
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Just Qvigstad
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