... E5A, E5B, E5AltBOC1(optional)GALILEO: (Upgraded to reserve)1, Advanced Trimble Maxwell 6 Custom Survey GNSS Technology2,High ... . . . . . . . typically <10 seconds Initialization reliability3 . . . . . . . . . . . . . . . . >99.9%5, 1 Hz, 2 Hz, 5 Hz, 10 Hz, 20 & 50 Hz ... GNSS antenna port1 GPRS antenna port1 UHF antenna portreserve 1 for event inputPower supply7~36V DCEnvironmentOperating temperature: - ...