[Elecraft] Prosign "IM" to end K3 RTTY idle not working: Solved

Don Wilhelm w3fpr at embarqmail.com
Sat Dec 3 06:37:57 EST 2011


All I can say in my defense is that the 1977 ARRL Handbook put a bar 
over "AR", "AS", "KN", and "SK".  I guess things have changed since that 
time.

73,
Don W3FPR

On 12/3/2011 2:44 AM, David Pratt wrote:
>
> Forgive me for making a slight correction to that, Don, but KN is not a
> prosign but is defined as a left-hand bracket in the latest
> recommendations of the ITU. The latest definitions were prepared
> primarily to include the Morse code sequence for @ (prosign AC).
>
> http://www.itu.int/dms_pubrec/itu-r/rec/m/R-REC-M.1677-1-200910-I!!PDF-E.pdf
>
> Consequently, K N should really be separated by a space.
>
> 73 de David G4DMP
>


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