TOPODRONE UAV PPK UPGRADE Kit Technical Specifications Supported GNSS Systems & Frequencies GPS: L1C/A, L2C; GLONASS: L1OF, L2OF; GALILEO: E1B/C, E5b; BEIDOU: B1I, B2I Raw Measurement Logging Frequency, Hz 10 Number of GNSS Receiver Channels 184 Supported Memory Card Formats microSD, microSDHC, microSDXC Maximum Supported Memory Capacity 32 Supported File System Type FAT32 Minimum Number of Satellites for Initialization 8 Dimensions (W×D×H), mm 65 x 43.2 x 18 Weight (without LEMO connector), g 46 Operating Temperature Range от -20°C до +60°C Storage Temperature Range от -40°C до +60°C Operating Humidity Range от 20% до 95% Country of Origin Switzerland Maximum Base Station Range, km 25 Recommended Base Station Range, km 10