Category:Wireless telegraphy: Difference between revisions
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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]] | |||
An older name for radio telegraphy | |||
[[Category:Telegraphy|{{PAGENAME}}]] | |||
Latest revision as of 21:27, 14 January 2013
An older name for radio telegraphy
Pages in category "Wireless telegraphy"
The following 25 pages are in this category, out of 25 total.
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Media in category "Wireless telegraphy"
This category contains only the following file.
Wireless Telegraphy spark gap transmitter for wireless telegraphy.png 476 × 599; 143 KB
