Wade Bequest collection of valves: Heintz & Kaufman Limited type 4E27 radio valve

PART OF:: Wade Bequest collection of valves

Made:: United States

maker:: Heintz & Kaufman Limited

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SMG00237851
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Wade Bequest collection of valves: Heintz & Kaufman Limited type 4E27 radio valve. Marked 4E27/257-B Gammatron and 22158 on bulb. Marked JAN-4E27 on base. With USL7 base and top pin.

Details

Category:: Electronic Components

Object Number:: 1972-343/262

type:: valve

credit:: Wade, J.C.F.

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Wade Bequest collection of valves: Heintz & Kaufman Limited type 4E27 radio valve

Details

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