[Moon-net] [Fwd: Astonishing measurements on 24GHz and 10GHz]

[David Anderson GM4JJJ]

I believe that this effect is well known and caused by the minima in  
Libration at this time.


On 30 Nov 2007, at 05:01, Per Dudek wrote:

>
>
> -------- Original-Nachricht --------
> Betreff: 	Astonishing measurements on 24GHz and 10GHz
> Datum: 	Tue, 27 Nov 2007 21:03:24 +0000
> Von: 	Per Dudek <dudek at iqsh.de>
> An: 	moon-net at list-serv.davidv.net
>
>
>
> Hallo,
>
>
> because there are nearly no partners for QSO on 24 GHz, I started  
> three
> months ago to look for my own echos on a daily basis. Normaly the  
> echos
> are about 100 to 150 Hz wide. On average one to two days after the
> moon's perigeum, the echos become as narrow as 20 to 30 Hz. This
> happened each of the three months. When I looked for it on 10 GHz I  
> have
> seen the same effect.
>
>
> Firstly, I am very interested to hear an explanation.
>
> Secondly, days with small echo are very good for QSO because
> signaltrengh and readability are much better than on all other days.
>
>
> Pictures of the signals can be found on
> http://filmserver.dummyhost.de/MoonEME/
>
> vy73
>
> Per dk7lj
>
>
>
>
>
>
>
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73
___________________________________________________________________________
David Anderson, GM4JJJ         E-mail: david at gm4jjj.co.uk
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