Summary
Output pentode, originally designed for use in car radios. Capable of producing 2.5 watts output. Used a a class A output power amplifier. 6.3 volt indirectly heated cathode
Manufacturer: RCA, Harrison, NJ, USA.
Physical Description
Base type: American style No. of pins in base: 5 Bulb shape: shouldered Bulb material: glass Top cap
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Donation from I. C. Paterson, 15 Dec 1980
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Manufacturer
Radio Corporation of America (RCA), Harrison, New Jersey, United States of America, 1934
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Inscriptions
Bulb: (faint)38 Base: (handwritten)38 / (printed) (RCA logo) / Cunningham / Radiotron / L8
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Brand Names
Radiotron (Thermionic Electron Valves) , RCA (Thermionic Electron Valves)
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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
113 mm (Length), 38 mm (Outside Diameter)
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Keywords