... -hour average accuracy) Maintain accuracy: ≤ 5 E-12 (GPS off and the temperature changes less than 5 °C, 24 hours, the average accuracy ... -10/10ms <6 E -11/100ms <1 E -11/1s <5 E -12/10s <3 E -12/100s <1 E -12 ... AC code 4, XS8 three core plug AirlinesSerial interface, GPS status, system information GPS raw data interface, 1, DB-9 ,9600-N-8 ...