(Manufacture) High Performance, High Sensitivity,Low PriceGPS gprs module

GPS gprs module of high Performance, Low Price 1.Chipset:SiRF star III 2.Cold start time<48 sec. 3.Size:20.0*28.0*3.2 mm

GPS gprs module with Low Price, High Performance, International Approvals, Prompt Delivery, Small Orders Accepted.

1.Physical Characteristics:

 1) Active Size: 20.0*28.0*3.2(mm)                

 2) Weight: less than 3g 

2.Chipset:SiRF star III

3.General:

 1).Frequency:L1, 1575.42 MHz.   

 2).C/A code:1.023 MHz chip rate.  

 3).Channels:20

4. 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.  

5.Datum:Default:WGS-84.

6.Acquisition Rate (Open sky, stationary requirements):

 1).Reacquisition:0.1 sec., average.         

 2).Hot start:1 sec., average.                  

 3).Warm start:38 sec., average.            

 4).Cold start:48 sec., average.           

7. Dynamic Conditions:

 1).Altitude : 18,000 meters (<60,000 feet) Max  

 2).Velocity:515 m/s (<1,000 knots) Max          

 3).Acceleration:4G, Max      

8.Power:

 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

9.RF interface:Minimum signal tracked: -159dBm

10.Serial Port:

 1).Two full duplex serial communication, TTL interface, with user selectable baud rate (4800,9600,19200,38400,57600)-User customized                                                                  

 2).NMEA 0183 Version 3.0 ASCII output (GGA, GSA, GSV, RMC (VTG ,GLL and ZDA for optional))                                                                                                                    

 3).SiRF binary:position, velocity, altitude, status output

11.TIMEMARK-1PPS Pulse:

 1).Level TTL                                                   

 2).Pulse duration 1us                                        

 3).Time reference At the pulse positive edge

 4).Measurements Aligned to GPS second, ±1 microsecond   

 Electrical specification can be customized.