Re: [amsat-bb] AO-40 Downlink Antenna Question

["Paul Willmott" <pwillmott@xxxxxxxxxxxx>]

http://www.jrmiller.demon.co.uk/products/s_ant.html

The above is highly recommended! (I have 2 of them), ... 

----- Original Message ----- 
From: "Ralph Quallich" <kf4hr@erols.com>
To: <amsat-bb@AMSAT.Org>
Sent: Sunday, December 08, 2002 11:39 PM
Subject: [amsat-bb] AO-40 Downlink Antenna Question


> Hello all,
> 
> I finally was able to become operational on AO-40 this evening.  I heard
> a couple copyable qso's and even some sstv, but the signals were very
> weak (S0 to S1) and headphones were a must.  I also was able to hear my
> return signal too, but just above the noise.
> 
> My working conditions are; Yaesu FT-736R, Kuhne 2.4ghz down converter,
> 24dbi (~3'x2') bar-b-que dish with a linear feed for receive.  KLM
> 435-40CX 40 element circular yagi for uplink.  Power output about 25
> watts (~20 at the antenna).
> 
> I realize I was somewhat light on the uplink power and have a brick amp
> to improve that, but more importantly I'd like to improve my receive
> side first.  Question: Does anyone know if that's a small (3' to 4'
> diameter) 2.4ghz dish available, perhaps with a circular feed that will
> improve my reception over my barbque dish?  Ideally, I'd rather not go
> the TVRO dish route just yet, but would rather find a small dish that my
> Yaesu G-5400 Az/El rotator can handle (with careful counter-balancing of
> course! :).  Any suggestions?
> 
> Tnx in advance,
> 
> Butch Quallich, kf4hr
> Email: kf4hr@erols.com
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