船用GPS，USB接口的船用GPS接收器。超强的接收能力，在室内距离5米就可以收到卫星信号。可应用于船舶、汽车、其它卫星监测设备。可固定于室外。有USB及RS232两种通信接口。含驱动。使用简单方便。 QS-1893xMarineGPSReceiver-SiRFstarIII-GSC3f/LPxsolution-20-channelGPS-SBAS(WAAS,EGNOS,MSAS)-Backupbatteryforfasterpositionfix-Built-inGPSpatchantenna-Waterproof-Windows,WinCE,LinuxandMacOSsupport TechnicalSpecificationsReceiverPerformanceDataReceivertype20channels,GPSL1C/AcodePositionaccuracy Autonomous SBAS 2.5m 2.0mVelocityaccuracy Speed Heading 0.01m/s 0.01 Startuptime Hotstart Warmstart ColdstarAutonomous 1s 35s 35sSensitivity Acquisition TrackingAutonomous-142dBm-159dBmMaximumupdaterate1HzMaximumaltitude 60,000ftMaximumvelocity 1,000knotsProtocol NMEA-0183 SiRFBinary4800bps,8,N,1(default)57600bps,8,N,1Antenna25.0x25.0x4.0mmpatchElectricalDataI/Ointerface QS-1893 GD-1893RUSB2.0RS232Powersupply USB RS2325.0V 0.5%3.3~5.5VPowerconsumption USB RS232Tracking~45mA~30mAEnvironmentalDataOperatingtemperature-30 C~+80 CStoragetemperature-40 C~+100 CHumidity5%~95%MechanicalDataDimension Diameter Height90.0mm108.0mmWeight~600gCablelength450cmConnecter USB RS232USBtypeAReceptacle/RJ11