Fortune U2 USB




* Integrated GPS processor, CPU, and DRAM; WAAS (Wide Area Augmentation System) demodulator; Advanced power management for power saving and stand-by modes; Improved multi-path rejection; 1920 time/frequency search channels for signal acquisition; All-in-view 12-channel parallel processing; Cold start under 60 seconds; Maximizes GPS position availability; SingleSat updates in reduced visibility; Superior urban canyon performance; FoliageLock for weak signal tracking; Reduce need for external sensors

* Electrical Characteristics - Frequency: L1, 1575.42MHz; C/A Code: 1.023MHz chip rate; Channels: 12; Sensitivity: -170dBW

* Accuracy - Position Horizontal: 25m 95% (SA off); Position Vertical: 40m 95% (SA off); Velocity: 0.2m/sec 95% (SA off); Time: 340 nsec. 95% C/A code

* Acquisition Rate - Reacqusition: 0.1 sec., average (recovery time for being interrupted); Hot start: 8 sec., average (with ephemeris and almanac valid); Warm start: 38 sec., average (with almanac but not ephemeris); Cold start: 45 sec., average (neither almanac nor ephemeris); SnapStart: < 3 sec, for up to less than 25 minutes off period

* Dynamic Condition - Altitude: < 60,000 feet; Velocity: < 1000 knots; Acceleration: 4g., max; Jerk: 20 meters/ sec***3, max

* Communication: Full duplex asynchronous; Bit Pattern: 8 bits, 1 stop bit, no parity; Code type: ASCII for NMEA/ Binary for SiRF; GPS Protocol: SiRF binary/NMEA 0183 changeable; GPS Function: SiRF binary » position, velocity, altitude, status and control, NMEA 0183 (v2.2) » GGA, GSA, GSV, RMC, VTG, and GLL; GPS transfer rate: NMEA ASCII 4800bps, SiRF Binary Software command setting: default 19200 bps; DGPS protocol: RTCM SC-104, ver 2.00, type 1, 2, and 9

* Time Mark (1 PPS Pulse) - Level TTL; Pulse duration 100ms; Time reference At the pulse positive edge; Measurement Aligned to GPS sec., +/- 1us

* Environmental Characteristics - Temperature: Operating -40 deg. C to +85 deg. C; Humidity: Operating 5% to 95% R.H.

* Diameter: 59mm; Height: 20mm; Weight: 7gm

Recent changes RSS feed Creative Commons License Donate Powered by PHP Valid XHTML 1.0 Valid CSS Driven by DokuWiki