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[CQ-Contest] CW Keying bandwidth

Subject: [CQ-Contest] CW Keying bandwidth
From: btippett@alum.mit.edu (Bill Tippett)
Date: Fri May 12 11:54:51 2000
        Does anyone recall the factor you multiply keying speed by
to get the approximate bandwidth of keyed CW?  I seem to recall it
is 4 (i.e. 40 WPM = 160 Hz) but am not sure.

                                                73,  Bill  W4ZV


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