Antique radios, Old Time Radios
4552
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Country:
United States of America (USA)
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| Identical to |
4552
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| First Source
(s) |
Mar.1971 : - - Manufacturers Literature
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| Base |
Duodecar 12-pin, B12C Glass (USA 1961)
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| Filament |
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| Description |
Nine-stage, side-on type for low level light detection. Wavelength of maximum response is 400 +/- 50 nm. Makes use of cesium-antimony dynodes and a circular-caged, potassium-cesium-antimony, opaque photocathode. Uses electrostatic focus.
For use in facsimile transmission, flying spot scanner, colorimetry, spectroscopy, densitometry and x-radiation exposure control.
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Dimensions (WHD)
incl. pins / tip |
x 79 x 30 mm / x 3.11 x 1.18 inch |
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Just Qvigstad
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Collection of
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