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DPGS 0+8 (II) - Continued

DPGS 0+8 (II) Exchange UnitExtel DPGS 0+8(II) digital pair gain products provide reliable high quality telephone connections in areas that have no free cables available to meet customer demand. The Extel digital pair gain product range is based on the latest TC-PAM coding technology to provide optimum performance with minimum interference to other network services.

The Remote Unit is environmentally hardened to operate continuously in temperatures from -40 degrees to +60 degrees centigrade. Remote Units can be mounted on a wall, strapped to a pole or even located a pit submerged under 5 meters of water.

Extel's pair gain configuration has the following standard features...

· Telephone access for eight customers over one copper pair
· 64kbps coding on all channels
· 12kHz or 16kHz metering and reversals on all channels
· K.45 over-voltage and over-current protection
· Supports caller line identification and other CLASS services
· Totally water proof electronics enclosure
· Repeaters

Optional Features

· V.90 high speed modem access
· Metallic bypass for automatic or manual line testing unit
· Internal line tester providing resistance, capacitance and insulation   resistance tests with actual values - not mimic impedances
· Software download to all boards including the Remote Unit
· Three levels of system management
  - Basic
  - Advanced
  - SNMP Element Manager Interface
· Selectable impedance matching
· Software adjustable system loss

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