Summary
Triode- diode- diode. The diodes in this valve were designed for use as the signal detector and automatic gain control rectifier in radio receivers, the medium mu triode section was designed to be used as a resistance coupled audio amplifier following the detector. 4 volt indirectly heated cathode.
Manufacturer: Philips, Unknown country of manufacture
Physical Description
Base type: side contact No. of pins in base: 8 Bulb shape: shouldered Bulb material: glass - gold coloured coating on glass envelope Top cap Unusual S8 base and top cap.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Donation from I. C. Paterson, 15 Dec 1980
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Manufacturer
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Inscriptions
Bulb: PHILIPS / ABC1 / MINIWATT Base: D / ABC1-1 / B2*
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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
92 mm (Length), 35 mm (Outside Diameter)
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