P R O D U C T F E A T U R E S
■RS-232 maintenance port
■784 kbps dual duplex 2B1Q HDSL transmission over two wire pairs
■Front panel status LEDs conforming to the appearance and function of typical Litespan line cards
■Performance monitoring and alarm reporting
■Low power consumption
■–135 volt span powering capability of the Low Voltage HDSL Range Extender (HRE) and HDSL Transceiver Unit, Remote (HTU-R)
■Troubleshooting functionality
■Licensed by the DSC Corporation
■Supports DSC Litespan software release 7.1.3 or later
■Can be used in Litespan 2000, Litespan 2012, and Litespan ONU channel banks
AHT1U
L O W V O L T A G E A S Y N C H R O N O U S
H T U - C L I N E C A R D
The ADTRAN Low Voltage Asynchronous Litespan HDSL Transceiver Unit for the central office (HTU-C) is a DS1 interface unit that provides T1 service over four-wire interface facilities. The Low Voltage Litespan HTU-C combine ADTRAN HDSL technology and DSC Litespan technology to provide an HDSL interface to a Litespan system.
ADTRAN’s Low Voltage Litespan HTU-C is Licensed by DSC to safely operate in Litespan 2000 and Starspan systems. The unit is licensed under the Asynchronous High bit-rate Digital Subscriber Line T1 Interface Unit (AHT1U) channel unit type.
The Low Voltage Litespan HTU-C can be used in Litespan 2000, Litespan 2012, and Litespan ONU channel bank assembly systems containing Litespan system software versions of 7.1.3 or higher.
The ADTRAN provides the HTU-C products for narrowband and wideband connections. The Litespan HTU-C is compatible with all ADTRAN HDSL transceivers for remote sites (HTU-R) and the HDSL Range Extension (HRE).
