Summary
6.3 V indirectly heated cathode, manufactured by Philips, Hendon, South Australia, 1956-1960. Also known as EY81
Diode used as a damper diode in the horizontal output stage of television receivers. This type of valve was designed to carry a high peak current and to be able to withstand a very high peak cathode to heater voltage (5,600 V for this type).
Physical Description
Tubular glass bulb, with top cap and nine pin miniature base.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Unknown Acquisition Method from Unknown Source, 1981
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Manufacturer
Philips Electrical Industries Pty. Ltd., Hendon, South Australia, Australia, 1956-1960
Miniwatt is a brand name of Philips. -
Inscriptions
Bulb: 6R3/Miniwatt/MADE IN AUSTRALIA/(1 over 2 excise mark)/(indistinct)8(indistinct) Paper label on bulb: 6R3
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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
79 mm (Length), 21 mm (Outside Diameter)
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Keywords