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Appendix B - Specifications - ADC 2 User Manual

Adc hdu-409 lists 1, 2, and 3 doubler user manual
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LTPH-UM-1234-01
A
PPENDIX
Appendix A lists the specifications for the HDU-409.
HDSL
Line Code
Output
Line Impedance
Resistive Signature
Input/Output
Start-up Time
(per span)
Line Clock Rate
Power Dissipation
Maximum
Provisioning Loss
Wander and Jitter
Latency
Mounting
Electrical Protection
HDU-409 Lists 1, 2, and 3
B - S
PECIFICATIONS
784 kbps, 2B1Q full duplex
+13 dBm
135
5 (typical)
15 seconds (typical), 30 seconds (maximum)
Internal Stratum 4 clock
3.0W (nominal)
35 dB @ 196 kHz, 135
Nominal - The absence of an HDSL framer from the
HDU-409 reduces the Doubler Unit effect on a
circuit's overall wander and jitter to second order
insignificance when compared to the wander and jitter
of other circuit modules.
80 s (maximum either direction)
Single 239 T1 Mechanics slot
Secondary surge and power cross protection on all
HDSL ports
April 30, 2003

Appendix B - Specifications

27

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