... amplitude: 12dBm ± 1dB Accuracy: ≤ 1E-12 (after 48 hours of power, GPS lock 24-hour average accuracy) Maintain accuracy: ≤ 5E-12 ... IRIG-B DC Code 4, RS-422A levels, XS8 three core plug Airlines Serial interface, GPS status, system information Raw data ... , RJ45, supports SNMP, check that and other agreements Display Indicator: Power, GPS, Compass, GLONASS, rubidium clocks, to maintain, fault LCD ...