[Skimmertalk] RBN spots analyses tool as signal quality checker

[Tom Berry]

Igor,   A VE6 had me spotted all over 40 meters and I am pretty sure I 
was not overdriving my amp.

73 Tom AA4VV


On 2/27/2011 3:30 PM, Igor Sokolov wrote:
> I was operating in UBA part time and ran into interesting feature of RBN
> spot analyses tool.
> Check 26th of Feb OL5Q. The call sign in question is R3ZZ who was single
> band 40m entry.
> Analyses of SNR and frequency shows that his signal for some time was
> observable on several frequencies at the same time. Besides these multiple
> signals correlate very well with the appearance of the second harmonic.
> Similar picture is found on other skimmers (UA9CLB, DK9IP)
> Interestingly the problem is not permanent. It appears that in the beginning
> of the contest his signal was OK. Then he probably decided to overdrive his
> linear to get more room on the band. Anyway this small discovery of mine
> shows how useful this new beta tool can be.
>
> 73, Igor UA9CDC
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