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ER-200(GPS/GLONASS) High precision BoardER-200 is section of high performance GPS / GLONASS combo satellite receive board, with GPS, GLONASS and GPS + GLONASS three positioning mode. ?In order to ensure the positioning precision of the optimal, three positioning and automatic mode switching, also by setting a fixed positioning mode can achieve this. Received in the carrier phase smoothing pseudo range to improve the precision of pseudo range measurement, improve the positioning accuracy; using pipelined fast parallel processing algorithms, satellite capture and recapture fast; By one order velocity loop, the second-order acceleration loop and the third order and acceleration loop dynamic control to achieve high dynamic precision stability to meet the needs of the positioning of the carrier in a variety of dynamic environments.?Physical characteristicsWeight:55 ± 5gSize:87.63 × 57.15 × 12.00 mmRadio frequency head:a JMMCX-KWHDPerformanceGPS+GLONASS Channel number:48Minimum tracking signal strength:33dB HzLocation timeBoot satellite capture time:≤2sBoot time:36s(No ephemeris)Average initial location time:6s(Ephemeris injection1σ)Lock catch time:≤1sPositioning accuracyGPS Horizontal positioning accuracy(1σ):1.5m (PDOP≤3)GPS Vertical positioning ? accuracy(1σ):3m (PDOP≤3)GPS+GLONASS Horizontal positioning accuracy(1σ):3m (PDOP≤3)GPS+GLONASS Vertical positioning accuracy(1σ):6m (PDOP≤3)Speed accuracyGPS Horizontal velocity measurement accuracy:0.05m/s (PDOP≤3)GPS Vertical velocity measurement accuracy:0.05m/s (PDOP≤3)GPS+GLONASS Horizontal velocity measurement ? accuracy:0.05m/s (PDOP≤3)?GPS+GLONASS Vertical velocity measurement ? accuracy:0.05m/s (PDOP≤3)DynamicMaximum dynamic working height:unlimitedMaximum dynamic working speed:unlimitedDynamic acceleration:≤30gDynamic acceleration:≤ 20g/sEnvironmental ? characteristicsWorking temperature:-40 ～ +75℃Storage temperature:-45 ～ +85℃Electrical ? characteristicsWide working voltage:+6 ～ +30Vpower waste:≤5WRF output:5±0.3V,1