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Multiple Tuner, by Marconi Company, London, c. 1907

Inventory Number: 28107

28107-1t 28107-2t

Date: c. 1907

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

Inscription: "MARCONI'S WIRELESS / TELEGRAPH CO LTD / NO 8025 LONDON / PATENT NO 12960/07" printed on upper surface.

Size: 480 x 200 x 130 mm (excluding dials)

Materials: Mahogany, ebonite, brass, copper, bakelite.

Other Given Number(s): Christie's 39, Science Museum Loan 1959-233.


Multiple Tuner, in mahogany case with ebonite surface and front panels. With aerial tuning inductance knob (scale 0-4000 micro-henries) and tuning switch with three sets of studs interconnected (wavelength scales 260-8550 feet. 150-2000 metres) on front surface. With three tuning condensers (detector, aerial and intermediate), copper standby/tune switch and four brass terminals (aerial, earth and two for detector) on top surface. With bakelite coil control knob on side surface.

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