Morse code sounder used over railway telegraph circuits

Made:
c.1880

Morse sounder, c.1880. Double plate sounder., in wooden case with needle and dial at the top. Last used over railway telegraph circuits to transmit Morse code through a reversal of the current to distinguish dot from dash. The needle moved to left and right.

Details

Category:
Telecommunications
Object Number:
Y1969.55.1
Materials:
metal (unknown), wood (unidentified)
type:
morse sounder
credit:
Gift of NW Telecomms G.P.O.
status:
Permanent collection

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