Three different 5 KW transmitters aee described in the Handbook of Technical Instruction for Wireless Telegraphists. They are called the "Plain Discharger Set" , the "Battleship Set" , and the "Special Set".   The Plain Discharger used an ordinary spark gap ,in a box  The Battleship Set used a synchronous rotary gap in a large, heavy teak box. Radio operators said that the Titanic was the first ship to receive a synchronous gap transmitter.  It was the only ship that produced a musical note. The rotary gap for the Special Set was encased in a round aluminum case.

A  detailed article on the radio equipment on the Titanic is availanle in the Vol. 25, 2012 issue of the Antique Wireless Association Review.
 

Power output: 5,000 watts

Frequency range: 400 to 4500 metres

This image describes the principal parts of the 5 kw Marconi "Battleship Set" . Click on thumbnail to enlarge.   ( Image courtesy Handbook of Technical Instruction for Wireless Telegraphists).

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Contributors and Credits:

1) Lewis Bodkin  <05bodkin555(at)gmail.com>

June 4/18