975 Division - Signaling Systems

Signaling Systems

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975-110-100 I2 975-110-100 I2

Date added: 02/22/2012
Date modified: 02/22/2012
Filesize: 1.14 MB
Downloads: 459
Contributed by Russ Kirk.

975-115-100 I1 975-115-100 I1

Date added: 02/22/2012
Date modified: 02/22/2012
Filesize: 2.02 MB
Downloads: 508
Contributed by Russ Kirk.

975-120-100 I1 975-120-100 I1

Date added: 02/22/2012
Date modified: 02/22/2012
Filesize: 1.83 MB
Downloads: 431
Contributed by Russ Kirk.

975-215-100 I2 975-215-100 I2

Date added: 02/22/2012
Date modified: 02/22/2012
Filesize: 4.94 MB
Downloads: 402
Contributed by Russ Kirk.

975-230-100 I2 975-230-100 I2

Date added: 02/22/2012
Date modified: 02/22/2012
Filesize: 1.15 MB
Downloads: 485
Contributed by Russ Kirk.

975-240-100 I3 975-240-100 I3

Date added: 02/22/2012
Date modified: 02/22/2012
Filesize: 3.12 MB
Downloads: 474
Contributed by Russ Kirk.

975-000-000 I13 975-000-000 I13

Date added: 01/16/2012
Date modified: 01/16/2012
Filesize: 31.08 kB
Downloads: 427
Contributed by Sam Etler .

975-000-000-se 975-000-000-se

Date added: 11/16/2009
Date modified: 11/16/2009
Filesize: 31.08 kB
Downloads: 651

Numerical Index - Division 975 - Signaling Systems - General
Descriptive Information, Issue 13, 1980-10-01, 1 page

975-110-100-se 975-110-100-se

Date added: 11/16/2009
Date modified: 11/16/2009
Filesize: 1.14 MB
Downloads: 777

Customer Loop Signals and Signaling Systems, Issue 2,
1980-01-01, 20 pages

975-115-100-se 975-115-100-se

Date added: 11/16/2009
Date modified: 11/16/2009
Filesize: 2.02 MB
Downloads: 639

Signals and Signaling Systems Between Offices - Used in
Message Telephone Service - General Descriptive Information, Issue 1,
1957-06-01, 37 pages (Note: SE didn't create this PDF. Probably came from
the CIC but?SE doesn't know for sure. SE has a paper copy and they seem to be
exactly the same.)

975-120-100-se 975-120-100-se

Date added: 11/16/2009
Date modified: 11/16/2009
Filesize: 1.83 MB
Downloads: 757

Interoffice Signals and Signaling Systems, Issue 1,
1980-01-01, 33 pages

975-215-100-se 975-215-100-se

Date added: 11/16/2009
Date modified: 11/16/2009
Filesize: 4.94 MB
Downloads: 728

2400- or 2600-Cycle Single-Frequency Signaling System -
General Descriptive Information - Toll Systems, Issue 2, 1958-09-01, 16
pages

975-230-100-se 975-230-100-se

Date added: 11/16/2009
Date modified: 11/16/2009
Filesize: 1.15 MB
Downloads: 923

DX Signaling System - General Descriptive Information, Issue
2, 1975-05-01, 9 pages

975-240-100-se 975-240-100-se

Date added: 11/16/2009
Date modified: 11/16/2009
Filesize: 3.12 MB
Downloads: 958

Type E Single-Frequency Signaling System - General
Descriptive Information, Issue 3, 1980-01-01, 23 pages

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