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Category:Wireless telegraphy

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[[Image:Wireless Telegraphy spark gap transmitter for wireless telegraphy.png|thumb|right|A 1921 photo of a tuned circuit on a powerful spark-gap radio transmitter from Australia]]
 
[[Image:Wireless Telegraphy spark gap transmitter for wireless telegraphy.png|thumb|right|A 1921 photo of a tuned circuit on a powerful spark-gap radio transmitter from Australia]]
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An older name for radio telegraphy
  
 
[[Category:Telegraphy|{{PAGENAME}}]]
 
[[Category:Telegraphy|{{PAGENAME}}]]

Latest revision as of 21:27, 14 January 2013

A 1921 photo of a tuned circuit on a powerful spark-gap radio transmitter from Australia
A 1921 photo of a tuned circuit on a powerful spark-gap radio transmitter from Australia

An older name for radio telegraphy

Media in category "Wireless telegraphy"

This category contains only the following file.