[RTTY] Screenshots of PropNet interference?

George Henry ka3hsw at earthlink.net
Mon Feb 25 23:37:25 EST 2008


----- Original Message ----- 
From: "Kok Chen" <chen at mac.com>
To: "RTTY Reflector" <rtty at contesting.com>
Sent: Monday, February 25, 2008 2:05 PM
Subject: Re: [RTTY] Screenshots of PropNet interference?


> There are many screenshots on the web of Pactor III QRM, but I haven't
> seen one showing PropNet QRM.
>
> The PropNet stuff is very narrow band (PSK31) and the bursts are short
> (the message refers you to a web page rather than passing a lot of
> actual data), so the likelihood of it actually QRMing someone is
> somewhat low.
>
> PropNet is actually useful enough that they should initiate an FCC
> petition asking for a small window that is dedicated for such
> propagation studies.
>


Except for the whole prohibition against automatically controlled beaconing 
below 28.200 thing.......
(97.203(d))

;-)




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