Summary
Cold cathode helium filled full wave rectifier, capable of delivering 60 mA DC output. It was released at the end of 1925 and replaced at the end of 1926 by the BH which was capable of delivering 120 mA of DC.
Manufacturer: Raytheon Manufacturing Company, Cambridge, MA, USA.
Physical Description
Conical bulb on 4 pin UX style base mounted on display block.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Donation from J. G. Du Faur, 04 Oct 1948
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Manufacturer
Raytheon Manufacturing Co., Cambridge, Massachusetts, United States of America, 1925-1926
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Inscriptions
Bulb: 378 Display block: GASEOUS RECTIFIER TUBE/Raytheon/Made in U. S. A./(more text)
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Brand Names
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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
116 mm (Height), 44 mm (Outside Diameter)
Dimensions of valve, excluding display block.
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References
[Book] Stokes, John. 1982. 70 Years of Radio Tubes and Valves., 1982, 112 - 114 Pages
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Keywords