Summary
General purpose triode. Low current (60 mA) filament designed to be operated from dry batteries. 3 volt directly heated cathode. Used as class A amplifier. Dull emitter.
Physical Description
Electrodes of a valve with bulb removed. American 4 short pin (UV) base. Mounted on display block with a complete UV199 and an AWA type 33. The electrode structure has been bent over and is somewhat the worse for wear.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Donation from Professor W. N. Kernot - University of Melbourne (The), 02 Jul 1925
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Manufacturer
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Inscriptions
Bulb: RCA (logo) Base: (hot stamped) RADIOTRON/UV199/LICENSED ONLY/TO EXTENT INDI-/CATED ON CARTON Display block: Description and name of donor.
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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
72 mm (Length), 25 mm (Outside Diameter)
Dimensions not including display blck
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Keywords
