Author: Rudi Stoeger Ladies and Gentlemen My colleague Uwe Hessels upgraded the firmware in the LEICA GR25 in the WTZR GNSS Permanent Tracking Station in the Geoedetical Observatory Wettzell, Germany from 3.03/6.214 to 3.10/6.401, 2014-06-17T11:15Z. With best regards Rudi