Summary
Alternative Name(s): Thermionic Electron Valve
General purpose triode electronic valve, designed for amateur use. This valve is equivalent to the American type UV199. It had a 3.0 Volt directly heated cathode.
Manufactured by Philips, in Holland, circa 1925.
Physical Description
Tubular glass bulb on small diameter (UV199 style) 4 pin base with metal shell.
More Information
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Collecting Areas
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Acquisition Information
Donation from Mr E. W. Chambers, 02 Jul 1948
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Manufacturer
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Past Owner (Probable)
Mr Francis W. Chambers, Mount Eagle, Heidelberg, Greater Melbourne, Victoria, Australia, circa 1926-1928
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Inscriptions
Printed on outside of glass bulb: 'N / PHILIPS / Miniwatt / A310 / Sold for amateur use only / 3V 0,06 Amp. / 40-100 V / Made In Holland / NOM'
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Model Name or Number
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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
80 mm (Height), 28 mm (Outside Diameter)
Dimensions including mounting pins, but not including display block.
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Keywords
Electronic Components, Electronic Valves, Thermionic Electron Valves