Hi Dave, K4DLG Very interesting experiece. Do you remember the radar receiving frequency and the gain of the radar antenna in the plain of Azimuth ?
Tanks for your answere. 73" de i8CVS Domenico ----- Original Message ----- From: "David Gendle" <[email protected]> To: <[email protected]> Sent: Saturday, August 15, 2009 5:02 PM Subject: [amsat-bb] Re: rotator questions > Greetings! > > This thread is bringing back memories. > > Eons ago (60's) when I was servicing long range radar for the USAF > once a month the third shift crew would have to verify the proper > azimuth and elevation orientation of our antennas. We would stop all > antenna motion, stop transmitting and crank the receiver gain full > up. At a specific instant when the sun just broke over the horizon > we would verify if the azimuth and elevation of the antenna was > correct by using the large noise burst from the sun. Using this > method we could get the antennas within 2 degrees of perfect > orientation. It was a foolproof procedure because the location of > the sun was always predictable. > > Ahh.... the good old days! :-) > > 73, > Dave _ K4DLG > > > > > > _______________________________________________ > Sent via [email protected]. Opinions expressed are those of the author. > Not an AMSAT-NA member? Join now to support the amateur satellite program! > Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb _______________________________________________ Sent via [email protected]. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
