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Re: wkd AO-40 QRP !



35cm dish with coffee can feed?

That's a 12inch dish? Any area left after adding a coffee can feed to it?

Pieter

----- Original Message -----
From: "Douglas Cole" <n7bfs@qwest.net>
To: "Andreas M" <m_andi@gmx.net>
Cc: "Amsat List" <amsat-bb@AMSAT.Org>
Sent: Sunday, May 06, 2001 19:50
Subject: Re: [amsat-bb] wkd AO-40 QRP !


> Andreas M wrote:
> >
> > I was able to work AO-40 today with real qrp conditions. Here is my
setup:
> >
> > Uplink 70cm
> > FT 790 RII with 2 Watts (no PA !)
> > 3 meters Aircell 7
> > 9 element Yagi antenna with about 11dBi linear polarized
> > that gives an eirp of about 25 Watts !
> >
> > Downlink 13cm
> > 35cm dish with coffee can feed linear polarized
> > DB6NT preamp 35 dB NF < 1dB
> > 5 meters Aircell 7
> > AR-5000
> >
> > With this setup I was able to hear my own signal very weak, but readable
in
> > SSB.
> >
> > I worked two-way in SSB:
> > F6GBQ, rpt 55/41 at MA 230 / Squint 6 degrees / 28k km range
> > DL6DBN, rpt 55/43 at MA 235 / Squint 12 degrees / 24k km range
> >
> > And the satellite had between 10 and 15 dB down (AGC level on the U-RX)
all
> > the time!
>
> Way to go Andreas :)
>
> Makes me wonder if most folks are hitting it too hard on the uplink ?
>
> ok , back outside to get my S-dish going ......
>
>
> --
> Douglas Cole   N7BFS
> AMSAT#26182 , K2 # 544
> http://www.users.qwest.net/~cdoug3
> Registered Linux user # 188922
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