Summary
1.4 V directly heated cathode, manufactured by RCA, Harrison, NJ, U.S.A, circa 1940.
The 1H5G contains a diode for detection and a triode for the first stage of audio amplification in radio receivers designed to operate from dry cells.
Physical Description
Tubular glass bulb, with top cap, on octal base with 7 pins present.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Unknown Acquisition Method from Unknown Source, 1981
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Manufacturer
Radio Corporation of America (RCA), Harrison, New Jersey, United States of America, circa 1940
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Inscriptions
Bulb: 1H5/G Paper label on base: 1H5G Base: (RCA logo)/Radiotron/MADE IN U. S. A./LICENSED AS STATED ON CARTON
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Brand Names
RCA (Thermionic Electron Valves) , Radiotron (Thermionic Electron Valves)
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Classification
Electronics, Vacuum technology, Amplification & rectification
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Category
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Discipline
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Type of item
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Overall Dimensions
102 mm (Length), 29 mm (Outside Diameter)
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Keywords