Author: Rudi Stoeger Ladies and Gentlemen My colleague Uwe Hessels upgraded the firmware from 7.80/3.018 to 7.80/3.019 in the LEICA GRX1200GGPRO in the WTZR GPS+GLONASS Permanent Tracking Station here in the Geodetical Observatory Wettzell, Germany, 2010-10-04T08:10Z. With best regards Rudi