Name Size Creator Creation Date Labels Comment  
PDF File 45-001-01_I1.pdf 735 kB Shaun Ewing Nov 01, 1983 00:00
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Stromberg-Carlson Lightwave Systems - Fundamentals of Lightwave Transmission (Issue 1)
PDF File 23-002-67_I2.pdf 868 kB Shaun Ewing Nov 01, 1983 00:00
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SYSTEM CENTURY - Digital Central Office - Trouble and Status Reporting - Administrative Procedures (Issue 2)
PDF File 24-025-20_I1.pdf 174 kB Shaun Ewing Oct 01, 1983 00:00
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SYSTEM CENTURY - Digital Central Office - Remote Line Switch - Installation Instructions (Issue 1)
PDF File 23-071-05_I1.pdf 193 kB Shaun Ewing Oct 01, 1983 00:00
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SYSTEM CENTURY - Digital Trunk Frame - Description and Use (Issue 1)
PDF File 01-019-03_I1.pdf 237 kB Shaun Ewing Oct 01, 1983 00:00
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Digital Central Office Grounding - Engineering Considerations (Issue 1)
PDF File 23-002-00_I2.pdf 121 kB Shaun Ewing Aug 01, 1983 00:00
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SYSTEM CENTURY - Digital Central Office - Index of Related Sections and Subject Keysheet (Issue 2)
PDF File 23-237-51_I2.pdf 1.18 MB Shaun Ewing Jun 01, 1983 00:00
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SYSTEM CENTURY - Digital Central Office - Equipment Location (Issue 2)
PDF File 23-002-66_I2.pdf 2.18 MB Shaun Ewing May 01, 1983 00:00
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SYSTEM CENTURY - Digital Central Office - Traffic-Measuring Facilities - Administration (Issue 2)
PDF File 23-002-64_I1I.pdf 11.70 MB Shaun Ewing Jan 01, 1983 00:00
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SYSTEM CENTURY - Digital Central Office - On-Line Recent Change Facilities - Forms and Administrative Instructions (Issue 1I)
PDF File 23-152-05_I1.pdf 11.32 MB Shaun Ewing Dec 01, 1982 00:00
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SYSTEM CENTURY - Digital Central Office - Local Line Switch - Description and Operation (Issue 1)
PDF File T-2375_I2.pdf 16.80 MB Shaun Ewing Nov 01, 1982 00:00
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SYSTEM CENTURY - Digital Central Office - System Description (Issue 2)
PDF File 23-002-02_I1.pdf 54.55 MB Shaun Ewing Nov 01, 1982 00:00
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SYSTEM CENTURY - Digital Central Office - General Description (Issue 1)
PDF File 23-237-51_I1.pdf 973 kB Shaun Ewing Oct 01, 1982 00:00
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SYSTEM CENTURY - Digital Central Office - Equipment Location (Issue 1)
PDF File 23-002-69_I2.pdf 1.61 MB Shaun Ewing Oct 01, 1982 00:00
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SYSTEM CENTURY - Digital Central Office - Floppy Disk - Administrative Procedures (Issue 2)
PDF File 28-005-02_I2.pdf 6.30 MB Shaun Ewing Sept 01, 1982 00:00
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SYSTEM CENTURY - Centralized and Local Automatic Message Accounting Subsystems - General Description (Issue 2)
PDF File 23-228-51_I2.pdf 3.83 MB Shaun Ewing Sept 01, 1982 00:00
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SYSTEM CENTURY DCO - Synchronous Network Clock - Description and Oscillator Calibration (Issue 2)
PDF File 23-214-31_I1.pdf 382 kB Shaun Ewing Sept 01, 1982 00:00
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DCO Switching Systems - Alarms - Operating Procedures (Issue 1)
PDF File 23-107-31_I1.pdf 472 kB Shaun Ewing Sept 01, 1982 00:00
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SYSTEM CENTURY DCO - Power-Down/Power-Up - Operating Procedures (Issue 1)
PDF File 23-053-05_I7.pdf 14.96 MB Shaun Ewing Sept 01, 1982 00:00
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SYSTEM CENTURY DCO - Line/Trunk Circuits (Issue 7)
PDF File 23-065-05_I1.pdf 340 kB Shaun Ewing Aug 01, 1982 00:00
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SYSTEM CENTURY - Digital Central Office - Power and Alarm System - Description (Issue 1)
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