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Date: 2015-03-01 01:46:41Technology Morse code Wireless telegraphy Continuous wave Guglielmo Marconi CW CQ Telegraph key Learning Telegraphy Amateur radio Radio | Microsoft Word - ZART_r20101008m.docAdd to Reading ListSource URL: cw.hfradio.orgDownload Document from Source WebsiteFile Size: 823,74 KBShare Document on Facebook |
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