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Radio Valve Type ARP12, England, c. 1939

Inventory Number: 73031

Date: c. 1939

Maker Details: Unknown

Inscription: "B / ZA7023 / ARP12" printed on painted exterior surface of bulb.

Size: 95 mm in overall length (including top cap and base pins)

Materials: Glass, plastic?, steel.

Other Given Number(s): Christie's 216.


Variable-Mu Screened Pentode Radio Valve (or Tube) Type ARP12, in printed speckled cardboard carton. Tube with white-painted (or screened) glass, single steel top cap and black plastic? base. With seven steel base pins and one black plastic? central base pin.

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