Summary
1U5 diode- pentode, maker unknown.
It was used as sharp cut off radio frequency amplifier and a detector.
It had a 1.4 volt directly heated cathode.
Physical Description
Seven-pin miniature.
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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Date Created
1940-1950
Manufacturer unknown. -
Inscriptions
On bulb: 1U5
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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
55 mm (Length), 20 mm (Outside Diameter)
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Keywords