When AO-51 used the S band downlink, I used a 18 inch TV dish with a 6 turn helix feed connected to a AIDC 3731 (K5GNA) down converter. I do not know the pointing accuracy as it was not used very much. On AO-40 (sobsob) I used a 4 foot primestar dish (heavy) with the same feed and dc. 73 Bob W7LRD
----- Original Message ----- From: "michael luft" <milu...@gmail.com> To: amsat-bb@amsat.org Sent: Thursday, September 5, 2013 2:59:29 AM Subject: [amsat-bb] S band LEO Sat tracking What kind of positioning accuracy can be expected form amateur PC Software and Antenna Rotators? Or, in other words: What kind of S band antenna ( gain or dimensions) is needed to track a S band LEO Sat? 73 Michael _______________________________________________ Sent via AMSAT-BB@amsat.org. 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 AMSAT-BB@amsat.org. 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
