Summary
Dual diode, made by RCA, USA in the 1930s, used as a full-wave rectifier. The valve has a 5.0 Volt directly heated cathode.
Physical Description
Four-pin base.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Purchase
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Manufacturer
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Inscriptions
Base: (RCA logo)/Cunningham/Radiotron Bulb: 5Z3/MADE IN USA
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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
133 mm (Length), 51 mm (Outside Diameter)
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Keywords