Summary
High voltage triode. Used as a shunt regulator in high voltage supplies for cathode ray tubes and photomultipliers.
The number 6538 (on the bulb) may be a date code indicating the manufacturing date of week 38 of 1965.
Manufacturer: National Union Radio Corp., Orange, NJ, USA.
6.3 V indirectly heated cathode.
Physical Description
Tubular bulb with metal shell octal base with top cap.
More Information
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Collection Names
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Collecting Areas
Engineering, Information & Communication, Public Life & Institutions
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Acquisition Information
Transfer from Science Museum of Victoria (SMV), 01 Aug 1971
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Manufacturer
National Union Radio Corporation, Orange, New Jersey, United States of America, 1960-1969
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Inscriptions
Bulb: NU/2C53/Made in USA/6538
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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
97 mm (Length), 33 mm (Outside Diameter)
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Keywords