ZTE Corporation ZXG-BTS2 Manuale Utente
Chapter 2 - Technical Indices
Confidential and Proprietary Information of ZTE CORPORATION 25
Clock Indices
It provides a two-level clock, whose indices are as follows:
Clock accuracy: ±1.0×10
-9
Pull in range: ±1.0×10
-9
Maximum frequency bias: 1 × 10
-9
/day
Initial maximum frequency bias: 1×10
-7
Reliability Indices
MTBF (Mean Time Between Failure) (hour): 6.3 ~ 10
4
hours
Mean Time To Repairs (MTTR): 0.57 hours
Availability ratio A (%): 99.9991%
Annual average interruption time of the system (hour): 0.080 hours
The product successfully passed the CE certification. The personal safety,
electromagnetic security, EMC and guarantee of the wireless frequency
spectrum comply with international standards.
electromagnetic security, EMC and guarantee of the wireless frequency
spectrum comply with international standards.