Summary
RF Tetrode used in transmitters up to 50 MHz. Manufacturer: Philips, England
Physical Description
Tubular glass bulb with exhaust tip on top with standard nine pin miniature base.
More Information
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Collecting Areas
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Manufacturer
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Inscriptions
On bulb: " MADE IN ENGLAND / PHILIPS / QE03-10 / 622 / 14 "
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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
65 mm (Height), 22 mm (Outside Diameter)
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Keywords