(制造)高绩效、低价格ZYM-G502

GPS Receiver with Low Price, High Performance, Good Quality, International Approvals, Prompt Delivery, Small Orders Accepted. 1. Physical Characteristics1)Active Size:31.0(W) *15.0(D) *2.8(H) (mm2) Weight: less than 3.5g2.1 General 1).Frequency:L1, 1575.42 MHz.2).C/A code:1.023 MHz chip rate.3).Channels:16 2.2 Accuracy (Open Sky) 1).Position:2.5 meters, CEP2).2 meters, SBAS3).Time 30 nanosecond synchronized to GPS time2.3 Datum Default:WGS-84.2.4 Acquisition Rate (Open sky, stationary requirements) 1).Reacquisition:Less then 1 sec., average.2).Hot start:Less then 1 sec., average.3).Warm start:29 sec., average.4).Cold start:29 sec., average. 2.5 Dynamic Conditions 1).Altitude : 18,000 meters (<60,000 feet) Max2).Velocity:515 m/s (<1,000 knots) Max3).Acceleration:5G, Max 2.6Power 1).Input power input:3.3V DC for main power2).Input current: Less than 110mA (without antenna)3).RTC current: Less than 25uA 2.7 RF interface Minimum signal tracked:-164dBm2.8 TIMEMARK-1PPS Pulse1).Level TTL2).Pulse duration 100 ms3).Time reference At the pulse positive edge4).Measurements Aligned to GPS second, ±30 nanosenond3.Environmental Characteristics 1). Operating temperature range -40 to +852). Storage temperature range -45 to +85Electrical specification can be customized.