Summary
Triode, used as a detector and amplifier (general purpose audio amplifying valve with amplification factor of 15). Manufacturer: Marconi Osram Valve Company, England.
In 1929 the "DE" (meaning "dull emitter") was dropped from the type number.
6 volt directly heated cathode.
Physical Description
Four pin USA UX style base.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Donation from G. H. Williams, 12 Jun 1973
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Manufacturer
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Inscriptions
Bulb: DEL610/Made in England/Marconi Valve
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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
103 mm (Length), 44 mm (Outside Diameter)
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References
[Book] Stewart, Finlayson (Fin). 1998. History of GEC and the Marconi Osram Valve., 1998, 78 Pages
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Keywords