CS239A and CS239E T1 Line Repeaters
■Document Purpose
▲This practice provides information on the CS239A and CS239E T1 Line Repeaters
■Equipment Purpose
▲The CS239 T1 repeaters are used to regenerate 2-way, 1.544 mb/s signals on T1 spans. Each protected, low power, CS239 T1 mini-repeater contains two regenerators. The CS239 repeaters are fully qualified to operate over a −40 to +149F temperature range. The CS239A and CS239E are identical in function except the CS239E repeater provides greater immunity to 60 Hz induction.
■Equipment Features
▲The CS239 T1 Repeaters provide the following features.
◆Dual regenerators for use on 1.544 Mb/s 2-way T1 span lines
◆Rugged surge protection
◆Green, front-panel power LED
◆Automatic Line Build-Out (ALBO) to accommodate a wide range of receive signals (0.0 to 35 dB)
◆Thru or loop power
◆Separate or common fault locate output
◆Compatible with AMI or B8ZS line coding
◆High immunity to induced AC
◆Rugged nonmetallic outer case
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User's Guide |
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Please see the document for details |
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English Chinese Chinese and English Japanese |
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June 2006 |
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Issue 5 |
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85 KB |
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