[CW] Charts of Radio Morse and American Wire Morse.

D.J.J. Ring, Jr. via CW cw at mailman.qth.net
Sat Nov 1 00:27:07 EDT 2014


Did anyone notice that American (landline) Morse has a dash to dot ratio of
2:1 instead of 3:1 in radio Morse?

73

DR
On Oct 21, 2014 7:44 PM, "D.J.J. Ring, Jr." <n1ea at arrl.net> wrote:

> Some of you might like this for your files.
>
> American Morse spacing of alphabet and figures
>
> http://images-mediawiki-sites.thefullwiki.org/03/4/0/8/75931834157122363.png
>
> International Morse Spacing
> http://www.w8ji.com/cw_bandwidth_described_files/image002.jpg
>
> It is in an article about CW keyed for Morse bandwidth
> http://www.w8ji.com/cw_bandwidth_described.htm
>
> 73
>
> DR
>
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