Telect BCS II, Руководство пользователя

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1 Descriptions BCS II Simplex Repeater User Manual
1-2
Telect, Inc. 117209-1 A0
DS3 Input
Data Rate: 44.736 Mb/s + 100 ppm
Data Format: Bipolar with B3ZS coding
Jitter Tolerance: Meets requirements of Telcordia GR-499-CORE, Is-
sue 1, December, 1995
Equalization: Selectable normal or high sensitivity receive equaliza-
tion, based on receive cable length
DS3 Output
Data Rate: Same as input signal, transmit clock is recovered from in-
put signal. Under AOS condition (no valid input): 44.736 Mb/s + 100
ppm
Data Format: Bipolar with B3ZS coding, input bipolar violations are
transparent to output
Pulse Shape: Complies with Telcordia GR-499-CORE, Issue 1, De-
cember, 1995. Pulse plate complies with ANSI T1.404 pulse template
LBO: Selectable DSX Level or DS3 High Output
E3 Input
Data Rate: 34.368 Mb/s + 100 ppm
Data Format: AMI with HDB3 coding
Jitter Tolerance: Meets ITU-T G.832, 1993 requirements
Equalization: Selectable normal or high sensitivity receive equaliza-
tion, based on receive cable length
E3 Output
Data Rate: Same as input signal, transmit clock is recovered from in-
put signal
Data Format: AMI with HDB3 coding
Pulse Shape: Complies with ITU-T G.703
LBO: Fixed transmit level