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Rare Portable Lifeboat Transmitter Receiver, by Marconi Company, c. 1905

Inventory Number: 12924

Number of documents: 2

Document Type: Miscellaneous Note

Document Heading: Historical Background


This is a very rare example of a fully self-contained portable transmitter and receiver. Both the set itself and the miniature magnetic detector within are the only known surviving examples of this practical development in wireless technology. The set was for designed for use on lifeboats and was both robust and completely self-contained.

Document Type: Miscellaneous Note

Document Heading: Technical Details


The set consists of a miniature magnetic detector, transmitter with Morse key and receiver (side by side), and an empty compartment for a battery or accumulator with which to provide the high voltage for the spark gap.

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