Summary
Triode-hexode used as a frequency changer in superheterodyne radio receivers. Used in the post-war years up to about 1955.
Manufacturer: Philips, Holland.
6.3 V indirectly heated cathode.
Physical Description
Small shouldered bulb with octal base and top cap. Bulb has been sprayed with red metallic screening paint. Top cap and base spigot are missing and the pins are slightly bent.
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: ECH35/Made in Great Britain Base: Mullard
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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
105 mm (Length), 35 mm (Outside Diameter)
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Keywords