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Marconi Crystal Receiver Type 31, by Marconi Company, London, 1910

Inventory Number: 28284

28284-2t 28284-1t

Date: 1910

Maker Details: Signed by Marconi's Wireless Telegraph Co. Ltd.

Inscription: "MARCONI'S WIRELESS / TELEGRAPH CO. LTD. / NO 166571 LONDON" on brass plaque upon upper exterior surface.

Size: 330 x 160 x 170 mm (height excluding knobs and dials)

Materials: Brass, ebonite, teak, metal.

Other Given Number(s): Christie's 45.


Marconi Crystal Receiver Type 31, with detectors and condenser knobs behind condenser and jigger control lever, mounted on ebonite surface in teak case. With brass terminals for telephone and battery, and switches for crystals, battery and jigger.

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