Summary
Cartridge high vacuum type photocell. Manufacturer: Radio Corporation of America, USA
Physical Description
Tubular glass bulb with metal caps at each end designed to fit into a holder made for this type of device.
More Information
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Collecting Areas
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Manufacturer
Radio Corporation of America (RCA), Harrison, New Jersey, United States of America, 1943-1955
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Inscriptions
On bulb: " RCA 922 / MADE IN U.S.A "
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Classification
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Category
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Discipline
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Type of item
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Overall Dimensions
43 mm (Height), 21 mm (Outside Diameter)
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Keywords