SWB1 transmitter no. 7, 1927

Made:: 1927 in Colchester

Short wave beam (SWB1) telegraph transmitter no

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

Short wave beam (SWB1) telegraph transmitter no
Science Museum Group Collection
© The Board of Trustees of the Science Museum

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

Short wave beam (SWB1) telegraph transmitter no. 7 (Dorchester) restored to approximate original (1927) configuration in c. 1970, made by Marconi's Wireless Telegraph Company, Chelmsford, 1927

Details

Category:: Radio Communication

Object Number:: 1971-104

Materials:: metal (unknown), iron, ceramic (unspecified), rubber (unidentified), paint and glass

type:: radio transmitter

credit:: Donated by the General Post Office

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Parts

Main part of SWB1 transmitter, 1927

Panel comprising no 1 power magnifier of short wave beam (SWB1) telegraph transmitter no. 7 (Dorchester) restored to approximate original (1927) configuration in c. 1970, made by Marconi's Wireless Telegraph Company, Chelmsford, Essex, England, 1927

Measurements:: overall: 2085 mm x 1750 mm x 1930 mm, 750 kg

Materials:: metal (unknown) , copper (alloy) , iron , wood (unidentified) , glass and paint

Object Number:: 1971-104/1

type:: radio transmitter

Components of SWB1 transmitter, 1927

Panel comprising nos 2 and 3 magnifiers and master oscillator of short wave beam (SWB1) telegraph transmitter no. 7 (Dorchester) restored to approximate original (1927) configuration in c. 1970, made by Marconi's Wireless Telegraph Company, Chelmsford, Essex, England, 1927