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RE: Calibration of antenna pointing with an off-center feed(N3IYR)dish for AO 40



You can find the focus point by waving your hand around.  The point where it
vaporizes is the focus point! ;)

73 de N8AU, Jim in Raymore, MO


-----Original Message-----
From: Dave Guimont [mailto:dguimon1@san.rr.com] 
Sent: Tuesday, April 29, 2003 11:43 PM
To: William P Gravett
Cc: amsat-bb@AMSAT.Org
Subject: Re: [amsat-bb] Calibration of antenna pointing with an off-center
feed(N3IYR)dish for AO 40





>Anybody got a cool simple way to check pointing calibration on an 
>offset feed dish???

Sure do, Bill, the easiest way is to glue a few small mirrors around the 
dish periphery, and point at the sun....

Works for ALL dishes...



            73, Dave wb6llo@amsat.org
                    Disagree: I learn.... 

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