[Moon] Fw: 24 GHz EME in March 2008

[Barry VE4MA]

----- Original Message ----- 
From: "Barry VE4MA" <ve4ma at shaw.ca>
To: "Hans v Alphen" <h.v.alphen at planet.nl>; "Al Ward" <w5lua at sbcglobal.net>; 
<vladimir.masek at volny.cz>
Cc: <ok1vao at volny.cz>; <wbauer at pt.lu>; <jelinek.antonin at email.cz>; 
<ploetz at snafu.de>; <jworonzow at freenet.de>; <carsten.esch at appello.de>; 
<dudek at per-dudek.de>; <K1rqg at aol.com>; <ve7cld at shaw.ca>; 
<mallwitz at ce-tel.com>; <brian-coleman at tiscali.co.uk>; 
<chris at chris-bartram.co.uk>; <lodzauli at tin.it>
Sent: Sunday, March 09, 2008 1:49 PM
Subject: Re: 24 GHz EME in March 2008


> Thanks everyone for activity today....it was great!   It seems like the WX 
> was bad for most in Europe....signals seemed to vary up and down 
> considerably during a transmission sequence on all EU stations.  My moon 
> noise was stable at the time.   I was able to put my new preamp in this 
> morning and the measured NF was 0.35 dB better almost the same as the 
> increase in moon noise up to 2.1 dB again.  I used to have 2.1 on 24192 
> and still need to put in a better downconverter ( which I have).   I did 
> not improve the TX power this month...maybe next.
>
> I did have problems here. My tracking program failed about 5 times and I 
> had to restart and check pointing.....need to improve that system.....good 
> after a while but not reliable enough.
>
> So here is what I worked today
>
> W5LUA 449/449
> DF1OI   O/O nice signal and did see someone getting ready to tailend.
> DK7LJ  M/ incomplete  signal was weak and variable ( as all EU were)
> OK1KIR O/O  Initial # 8 ...nice signal at times but variable and CW speed 
> too fast !
> LX1DB  559/559 great signal but variable.   Sorry it took a  while to find 
> you as I was looking down at the mutual Doppler frequency.
>
> Its getting very exciting to think of all the regular activity on 24 GHz 
> and next month we can possibly have PA0EHG and IQ4DF joining us
>
> Best 73 & Thanks Again
>
> Barry VE4MA
> ----- Original Message ----- 
> From: "Hans v Alphen" <h.v.alphen at planet.nl>
> To: "Al Ward" <w5lua at sbcglobal.net>; <vladimir.masek at volny.cz>
> Cc: <ok1vao at volny.cz>; <wbauer at pt.lu>; <jelinek.antonin at email.cz>; 
> <ploetz at snafu.de>; <jworonzow at freenet.de>; <carsten.esch at appello.de>; 
> <dudek at per-dudek.de>; <ve4ma at shaw.ca>; <K1rqg at aol.com>; <ve7cld at shaw.ca>; 
> <mallwitz at ce-tel.com>; <brian-coleman at tiscali.co.uk>; 
> <chris at chris-bartram.co.uk>; <lodzauli at tin.it>
> Sent: Sunday, March 09, 2008 10:08 AM
> Subject: Re: RE: RE: 24 GHz EME in March 2008
>
>
>> Hello,
>>
>> Can anyone tell me please what is the effect of rain on the 24 GHz EME
>> signals. I have bee listening up to now and I heard signals from OK1KIR 
>> and
>> LX1DB but very hard readable and hardly detectable on spectran. I have 
>> had
>> today moonnoise variations from 1.2 dB max until 0.6 dB min. The signals
>> from LX1DB and OK1KIR were very rough and spread over I don't know how 
>> much
>> bandwith. Is this caused by the falling raindrops, I expect so.
>> I hope that the rain will stop before W5LUA and VE4MA are on the band.
>>
>> Best 73's  Hans PA0EHG
>