(制造)以低价、高业绩的GPS Tra

GPS Tracker with High Performace, Low Price,Small Orders Accepted, Prompt Delivery,International Approvals. 1. Physical Characteristics1)Size:12.4(W) x 16.4(D) x 2.6(H) (mm)2) Weight: less than 2g2.1 General 1).Frequency:L1, 1575.42 MHz. 2).C/A code:1.023 MHz chip rate. 3).Channels:20 2.2 Accuracy (Open Sky) 1).Position:10 meters, 2D RMS. 2).7 meters 2D RMS, WAAS corrected. 3).1-5 meters, DGPS corrected. 4).Time 1 microsecond synchronized to GPS time. 2.3 Datum 1).Default:WGS-84.2.4 Acquisition Rate (Open sky, stationary requirements) 1).Reacquisition:0.1 sec., average. 2).Hot start:1 sec., average. 3).Cold start:38 sec., average. 2.5 Dynamic Conditions 1).Altitude : 18,000 meters (<60,000 feet) Max 2).Velocity:515 m/s (<1,000 knots) Max 3).Acceleration:4G, Max 2.6Power 1).Input power input:3.3V DC for main power and RTC power 2).Input current: Less than 35mA (without antenna) 3).RTC current: Less than 10uA 2.7 RF interface 1).Minimum signal tracked: -159dBm2.8 TIMEMARK-1PPS Pulse 1).Level TTL2).Pulse duration 1us3).Time reference At the pulse positive edge4).Measurements Aligned to GPS second, ±1 microsecond3.Environmental Characteristics 1). Operating temperature range -40 °C to +85 °C 2). Storage temperature range -45 °C to +85Electrical specification can be customized.