Summary
A triode, manufactured by Philips, in Holland, introduced in 1928. It was a triode power amplifier used in radios and amplifiers.
It used a 4 Volt directly heated cathode, consuming 1 Amp.
Physical Description
Four pin base.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Purchase
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Manufacturer
Philips (N.V. Philips Gloeilampenfabrieken), Holland, Netherlands, 1928
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Inscriptions
Top of globe: MADE IN HOLLAND PHILIPS E406 MINIWATT 672
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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
145 mm (Length), 60 mm (Outside Diameter)
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References
[Book] Stewart, Finlayson (Fin). 1995. Illustrated History of Philips Radio Valves to 1935., 1995, 44 Pages
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Keywords