Built in Beidou/BD interface module features:
1) Frequency: GPS L1: C/A code, 12 channels
BD: 6 channels
2) Coordinate reference: WGS-84
3) Update rate: 1Hz
4) Accuracy: Horizontal:<6m (1 σ)
Height:<11m (1 σ)
5) 1PPS: GPS/UTC timing accuracy error<15ns (1 σ)
BD/UTC timing accuracy error<100ns (1 σ)
6) Positioning time: First positioning time:<120 seconds (90%)
Lost lock recapture:<10s (90%)
7) Capture sensitivity: GPS system: -130 dBm
BD system: -127.6dBm
8) Dynamic range: BD system: -84dBm~-124dBm
GPS system: -90dBm to -130dBm
Structural features:
Input: BNC interface connected to GPS feeder;
Output: Second pulse interface, RS485 interface, RS232 interfac