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manual telegraphy การใช้

ประโยคมือถือ
  • As vacuum tubes became affordable operations shifted to more efficient manual telegraphy transmitters, referred to as CW ( Continuous wave ).
  • Similar keys are used for all forms of manual telegraphy, such as in  wire or electrical telegraph and  wireless or radio telegraphy.
  • That said, there is an advantage to using broken ( or even public ) codes for all sorts of business with manual telegraphy : The telegraph operator would have to go through all the trouble of retaining a copy of this word salad and all the other word salads he or she routinely transmitted on a daily basis take it home and decode it, and then relay the message to someone who gives a damn.