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General Information
Specifications
Specifications
Except where otherwise stated, the following parameters are warranted performance
specifications. Parameters described as “typical” or “nominal” are supplemental
characteristics which provide a useful indication of typical but non-warranted
performance characteristics.
Unframed PDH (Option UKK)
Transmitter
PDH Bit rates: 704 kb/s, 2.048 Mb/s, 8.448 Mb/s, 34.368 Mb/s, 139.264Mb/s
Frequency offset: Up to ±100 ppm
Interface: Meets ITU-T G.703
Connectors: BNC 75Ω unbalanced, 3 pin Siemens 120Ω balanced
Test patterns PRBS: 2
15
-1, 2
23
-1 at all rates (ITU-T O.151)
Word: User-defined 16 bit word, all ones, all zeros, 1010, 1000.
Output:
704 kb/s, 2.048 Mb/s: HDB3 or AMI balanced/unbalanced.
8.448 Mb/s: HDB3 or AMI unbalanced.
34.368 Mb/s: HDB3 unbalanced.
139.264 Mb/s: CMI unbalanced.
Bit error add: 1 in 10
3
or single error
Clock timing Internal: All rates Recovered (loop timed): From
704 kb/s or 2.048 Mb/s receiver input.
Receiver
Input:
704 kb/s, 2.048 Mb/s: ±100 ppm, balanced/unbalanced.
8.448 Mb/s: ±100 ppm, unbalanced.
34.368 Mb/s: ±100 ppm, unbalanced.
139.264 Mb/s: ±100 ppm, unbalanced.
Line codes: As transmitter.
Autosetup: Bit rate, test pattern, framing and level of an incoming signal.
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