[NLRS] 10 Ghz test this Sat.

jcplatt1 at mmm.com jcplatt1 at mmm.com
Wed Jul 14 11:05:38 EDT 2004






..... or come out and work me when I'm at Sisseton (EN15kp) next Monday
evening.    I promise to emulate a weak signal source.   You can practice
your understanding of bearings and dish aiming too, something that will be
needed for the 10GHz contest coming up soon.

73, Jon
W0ZQ



                                                                           
             "Baker, Donn B"                                               
             <Donn.Baker at UNISY                                             
             S.com>                                                     To 
             Sent by:                  "Mike" <Mike at kb0ozn.com>, "nlrs"    
             nlrs-bounces at mail         <nlrs at mailman.qth.net>              
             man.qth.net                                                cc 
                                                                           
                                                                   Subject 
             07/14/04 09:50 AM         RE: [NLRS] 10 Ghz test this Sat.    
                                                                           
                                                                           
                                                                           
                                                                           
                                                                           
                                                                           




Hi Mike,
Bob has been planning on doing this (great minds, and all that).  There are
problems.  He and I tested a couple of weeks ago after the Friday evening
10GHz net.  Too much leakage in the package.  Even at 200 yds, there was
more leaking from the box that was coming out of the antenna w/70 to 80+ dB
of attenuation.  The antenna was effectively down around -90 to -100 dBm.
Need to get to -130 to -140 dBm or so.   (I'm able to work signals weaker
than the leakage.)

Last weekend, Bob indicated that he had a solution.

See you Saturday.

73 Donn
WA2VOI/0


> -----Original Message-----
> From: nlrs-bounces at mailman.qth.net
> [mailto:nlrs-bounces at mailman.qth.net]On Behalf Of Mike
> Sent: Wednesday, July 14, 2004 9:37 AM
> To: nlrs
> Subject: [NLRS] 10 Ghz test this Sat.
>
>
> Hi all, I was wondering if it is possible or practical to set
> up a weak
> signal source that we could all aim our dished at and then the source
> could be turned down gradually in strenght and we could note
> where our
> receive capability was lost.  This would give a relative
> indication of
> how sensitive the various receiver/transverter/dish combnitions are
> wouldn't it?
>
> Maybe I'm sort of asking if Bob could do this?
>
> Any thoughts?
>
> Mike
> KB0ozn
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