Wade Bequest collection of valves: RCA type 9004 radio valve

SMG00237856

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SMG00237856
Science Museum Group
© The Board of Trustees of the Science Museum

Wade Bequest collection of valves: RCA type 9004 radio valve. Acord triode valve. Marked JRC-9004 and H5E on bulb. With 5AA base.

Details

Category:
Collection Unassigned
Object Number:
1972-343/249
credit:
Wade, J.C.F.