Summary
Detector diode designed for use at high frequencies. Equivalent to EA50.
The EA50 was originally designed for use as a detector in television receivers but widely used in other applications such as radar.
The 'DA' code indicates the factory (Mullard, Blackburn) and the 'HC' is a date code indicating a manufacturing date of March 1952.
6.3 volt indirectly heated cathode.
Manufactured for: British Services.
Manufacturer: Mullard Radio Valve Co., Blackburn works (England).
Physical Description
Small tubular glass bulb with 3 pins in line at one end and a single pin at the other.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Transfer from Science Museum of Victoria (SMV), 01 Aug 1971
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Manufacturer
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Manufacturer
Mullard Radio Valve Co., Blackburn, Lancashire, England, 1952
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Inscriptions
Bulb: CV 1092/KB-DA/HC(broad arrow)
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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
48 mm (Length), 11 mm (Outside Diameter)
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Keywords