SNB GLOBALSAT BU-353 -S4 Sirf Star IV WaterProof USB GPS Receiver GPS Device  (Black)

Product Description The BU-353 S4 GPS Receiver can be utilized in a variety of applications that require a magnetic mounting with waterproof configuration. With non-slip on the bottom and the compact design, the BU-353 S4 is completely self-contained and waterproof. It''s incorporating the latest SiRF Star IV GPS chipset and an active patch antenna so you receive a high degree of GPS accuracy. Typical application can include marine environments, aviation, commercial use such as fire truck, police cars and utility vehicles and buses. Electrical Characteristics (Receiver) GPS Chipset : SiRF STAR IV GSD4e Frequency : L1, 1575.42 MHZ C/A Code : 1.023 MHz chip rate Channels : 48 Sensitivity : -163dBm Accuracy Position Horizontal : <2.5m 2D RMS SBAS Enable Velocity : 0.1m/sec 95% (SA off), Time : 1 micro-second synchronized to GPS time WAAS : Enabled for North America product s (USGlobalSat, Inc) Datum Datum : WGS-84 Acquisition Rate Hot start : 8 sec., average Warm start : 35 sec., average Cold start : 35 sec., average Reacquisition : 0.1 sec. average Protocol GPS Protocol Default : NMEA 0183 (Secondary: SiRF binary) SiRF binary >> position, velocity, altitude, status and control NMEA 0183 MEA0183 V3.0 protocol, and supports GPS Output Data : command GGA, GSA, GSV, RMC, VTG, GLL v2.2 (VTG and GLL are optional) GPS transfer rate : Software command setting (Default : 4800,n,8,1 for NMEA ) Dynamic Condition Acceleration : Limit Less than 4g Altitude Limit : 18,000 meters (60,000 feet) max. Velocity Limit : 515 meters/sec. (1,000 knots) max. Jerk Limit : 20 m/sec**3