[DSP-10] QRPpp EME2 detection!
Bob Larkin
boblark at proaxis.com
Mon Jun 19 13:03:23 EDT 2006
Hi Courtney,
I'm running a bit behind, but congratulations ! Your approach is sound and
exactly the kind of thing that was hoped for the radio. Your system noise
temperature may be a bit higher than you think, and so the signals may be a
few dB stronger. Still, signals in the -18x range are fascinating and a
fun aspect of weak signal work. I am anxious to see the details.
BTW, you inspired me to improve the documentation on all the DAT files, and
that is in the works. You managed to use it with the available
documentation, but it could be better!!
Keep up the fine effort in exploring the world way below what one can hear!!
73, Bob W7PUA
At 04:38 PM 6/10/2006 -0700, Courtney Duncan wrote:
>I've convinced myself that I have a moon echo detection in my EME2 post
>processing program, running over about 5500 points collected over a few
>weeks. It's only 0.06 dB above the mean noise level (-189.20 dBm in 600K
>presumed noise), but the peak is 3.8 sigma above that mean and there's
>nothing else even close in the other 20 bins so I think it qualifies.
>
>None of the dozen or so included data files sees much on its own, at least
>not this much.
>
>I'll write this up, put it on my website, and post the url here in a few days.
>
>Courtney, n5bf/6
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