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Re: reading material




...or use tin foil on the dish.  You can see what I did at:
http://home.jps.net/~gregd/hamsite.htm  at the bottom of the page.
I found that for a helix-in-a-can type of feed, the signal "hot spot"
(literally!) was at the mouth of the can.

73s,

Greg  KO6TH


>From: Dave Guimont <dguimon1@san.rr.com>
>To: "Don Blachura" <hair@adelphia.net>, amsat-bb@AMSAT.Org
>Subject: Re: [amsat-bb] reading material
>Date: Tue, 09 Oct 2001 13:22:54 -0700
>
>
>>Hello my friends, can anyone give me a web site that has reading material
>>about micro wave dishes and how they work and how to measure the distance
>>and position of the feed. I am new to this mode and would like to learn 
>>more
>>about it.
>
>
>Hi Don,
>
>I'm a real beginner in microwaves, also, but cut a mirror into about
>1" squares, and paste about 8 of them scattered around the dish.  Point
>it at the sun, move a piece of translucent paper up and down, and it will
>give you a place to start.  The feeds I've experimented with are not
>necessarily at that point, but with a suitable signal one can adjust from
>there.
>
>
>
>
>            73, Dave wb6llo@amsat.org
>                    Disagree: I learn....
>----
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