[RTTY] IARU and 14100 Beacon QRM from Digital Signals

John Becker w0jab at big-river.net
Sun Oct 1 21:15:45 EDT 2006


If you dial says 14,002 both your mark and space will be out of
band.

this I don't understand -  "I myself use 1415 and 1585" - are
you saying that you tones are 1415 and 1585 ? If so I will never
ever be able to copy you signal.

At 07:02 AM 10/1/2006, Bill Coleman wrote in part:

>This is also important. It shows that the conflict here arises from  
>ignorance, not from malice. A RTTY operator tunes to what he thinks  
>is a clear frequency, and perhaps checks his frequency dial. If he's  
>running AFSK LSB, and the dial says 14.002, he may think he's clear  
>of the beacon frequency (assuming he's even aware of it). Instead,  
>he's within that 500 Hz passband with both tones. (This assumes he is  
>running the high tones of 2125 and 2295 Hz - I myself use 1415 and 1585)



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