Features, Eatures – ADC and 3 Doubler User Manual
Page 8
Features
LTPH-UM-1234-01
2
April 30, 2003
HDU-409 Lists 1, 2, and 3
F
EATURES
•
The unit occupies one standard 239 T1 mechanics slot.
•
Powered by any doubler-compatible HiGain or PG-Flex (List 2 or List 3
only) Central Office (CO) line unit.
•
Front-panel status display Light Emitting Diode (LED).
•
Lightning and power-cross protection on both sides of the High-bit-rate
Digital Subscriber Line (HDSL) interface.
•
Extremely low power dissipation.
•
Extremely low latency.
•
Can be used in four-span line-powered circuits (three doublers and one
remote) or five-span locally-powered circuits (four doublers and one
remote).
•
Compatible with PG-Flex List 3x line units in configurations with up to
three spans.
•
Complies with the applicable requirements of Network Equipment
Building System (NEBS) Generic Equipment requirements of GR 1089
CORE and GR 63 CORE compliance.
•
Minimal wander and jitter.