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RE: Antenna Aiming Calibration Using the Sun Question - REPLY -
- Subject: RE: [amsat-bb] Antenna Aiming Calibration Using the Sun Question - REPLY -
- From: <BobDonnell@xxxxxxxxxxxx>
- Date: Fri, 30 May 2003 10:57:17 -0700
- Thread-Index: AcMm0fdiDRyaIqlfSLGK9GprA1LgeQAArvsg
- Thread-Topic: [amsat-bb] Antenna Aiming Calibration Using the Sun Question - REPLY -
Or throw a black plastic garbage sack over the whole works - keep the sun off the dish. Not that we have to worry about that very often here in the Seattle area...
73, Bob, KD7NM
>-----Original Message-----
>From: kgshutt [mailto:kgshutt@cox.net]
>Sent: Friday, May 30, 2003 5:50 AM
>To: Gunther Meisse; amsat-bb@AMSAT.Org
>Subject: Re: [amsat-bb] Antenna Aiming Calibration Using the Sun
>Question - REPLY -
>
>
>The G3RUH dish is polished spun aluminum. When pointed at the sun, the
>patch and d/c may be damaged by high temperature at the dish
>focus. Use
>caution or paint the dish before making sun noise measurements.
>
>Ken- K5GUU
>
>
----
Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
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