At the 1st pass I detect the beacon too at the I&Q audio record file ! RTL-SDR confused me with it low resolution . again congratulation Nader Omer _______________________________________________ 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