[amsat-bb] Re: AO-51 mode L/S QSB

Luc Leblanc lucleblanc6 at videotron.ca
Mon May 5 20:01:17 PDT 2008

On 5 May 2008 at 22:03, Piero Baudino wrote:

> Hi all,
> just worked AO-51 in mode L/S over EU starting at about 19.45 UTC.
> I can notice a very deep qsb from about S3 (converter noise) to S9+20.
> I can't remember a so deep qsb in the past, 1-2 years ago the sat in 
> this mode was with very "stable" signals.
> Is AO-51 not well stabilized ? Any info from command stations ?
> My working setup is:
> RTX: Icom IC-910
> converter: DB6NT 2,4 Ghz to 144 Mhz, 0.43 dB NF
> antenna: grid 70x70 cm. oriz. pol.
> Best '73 de Piero IZ1ERR
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I got the same results here with a BBQ grid very huge fades i switch to a simple patch element and the fades deepness has been reduced by 
about 70% but overall signal has been reduced too.

Will try an helix and it will be interresting to know what kind of antenna the 2.4ghers are using


Luc Leblanc VE2DWE
Skype VE2DWE


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