Summary
Dull emitting high slope triode manufactured by Metropolitan Vickers, England. 'SP' stands for 'short path' indicating use of compact electrode structure with a short distance from filament to plate to produce superior results.
Physical Description
Tubular bulb with exhaust tip on top with 4 pin European style base with tapered Bakelite shell.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Donation from Baker Medical Research Institute, Nov 1978
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Manufacturer
Metropolitan-Vickers Co Ltd, Sheffield and Manchester, England, Great Britain, circa 1926
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Inscriptions
Bulb: (illegible) short path Base: COSMOS SHORTPATH S.P.18/(Metropolitan vickers logo)
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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
106 mm (Height), 29 mm (Outside Diameter)
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Keywords