GPS Geodetic Trimble R4

Spesifikasi Gps Trimble R4 Performance Specifications Measurements Advanced Trimble Maxwell 6 Custom Survey GNSS chip with 220 channels Trimble R-Track technology High precision multiple correlator for GNSS pseudorange measurements Unfiltered, unsmoothed pseudorange measurements data for low noise, low multipath error, low time domain correlation and high dynamic response Very low noise GNSS carrier phase measurements with < 1 mm precision in a 1 Hz bandwidth Signal-to-Noise ratios reported in dB-Hz Proven Trimble low elevation tracking technology SBAS: QZSS, WAAS, EGNOS, GAGAN Positioning rates: 1 Hz, 2 Hz, 5 Hz, and 10 Hz Satellite signals tracked simultaneously: GPS: L1C/ A, L1C, L2C, L2E GLONASS1: L1C/ A, L1P, L2C/ A, L2P, L3 SBAS: L1C/ A – Galileo1: E1, E5A, E5B BeiDou1 ( COMPASS) : B1, B2