25 KW ROTARY SPARK TRANSMITTER
Frequency Range: ?
Made by: Marconi UK.

 
25kw_rotary_spark_transmitter_01.jpg
This is the "business end " of the 25 kw rotary spark gap transmitter as it appeared in the 1914 edition of the Yearbook of Wireless Telegraph and Telephony. Download image to enlarge.  This would have obviously been a marine shore transmitter. (Provided by Lewis Bodkin) 
The yearbook mentioned above was published by the Marconi Publishing Company, 456 Fourth Ave. New York

Contributors and Credits:

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

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Aug 23/19