Hi Farrell, The best solution is to get a good GaAsFET 432 MHz preamplifier and retune them for the lowest Noise Figure to 439 MHz using a PANFI ( Precision Automatic Noise Figure Indicator ) like a widely know AILTECH mod 75
73" de i8CVS Domenico ----- Original Message ----- From: "Farrell Winder" <fwin...@fuse.net> To: "AMSAT" <AMSAT-BB@amsat.org> Sent: Thursday, June 05, 2014 6:50 PM Subject: [amsat-bb] Best Preamp for ATV 439.25 MHz > Has anyone done research and found the best in shack preamp for Amateur Television on 439.250 MHz? > Any performance data and source of supply would be appreciated. Thanks, > Farrell Winder, W8ZCF > _______________________________________________ > 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
