Commonly referred to in the U.S. Navy as CW.
Abbreviation/acronym for Continuous Wave, a method of radio
transmission (telegraphy).
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In Milwaukee the CW is on WVTV Super18. In Green Bay, the CW is
on WCWF CW 14. In Eau Claire, it is on channel 18.2. In Duluth, the
CW is on channel 33.