pmb-648 features z built-in sirfstariii chipsets receivers give unparalleled gps performance and precision. 20 parallel satellite-tracking channels for fast acquisition and reacquisition. z built-in waas /egnos demodulator. z low power consumption and ul tra mini size only 32x32mm. z built-in rechargeable battery for backup memory and rtc backup. z support nmea0183 v2.2 data protocol. z enhanced algorithms providing superior navigation performance in urban, canyon and foliage environments. z for car navigation, marine navigation, fleet management, avl and location-based services, auto pilot, pe rsonal navigation or touring devices, tracking devices/systems and mapping devices application. pm b -648 gps module
pmb-648 specifications gps ic sirfstar iii receiver: tracking up to 20 sate llites l1, 1575.42 mhz, c/a code accuracy: position: 2drms approximately 5m, waas support velocity: 0.1 m/s without sa imposed time: 1 sec acquisition time: cold start: 42sec (average) warm start: 38sec (average) hot start: 1sec (min.) sensitivity: acquisition: -148 dbm tracking: -159 dbm dynamics: altitude: 18000m (max.) velocity: 515m/s (max.) acceleration: 4g (max.) navigation update rate : once per second (min.) serial port : ttl, rs232 (optional) baud rate : 4800 bps (optional 9600,19300,38400 bps) output message: nmea0183 v2.2 gga, gsv, gsa, rmc (optional vtg, gll) datum: wgs 84 power supply : vdc 3.3v ~ 5v power consumption : typical 65ma @5vdc led function: power on/off and navigation operating temp.: -20 ~+70 storage temp.: -30 ~+85 humidity: 5%~95% antenna type: built-in patch antenna
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