Folder Western Electric

Categories

Folder 740 PBX - All Documentation*

*BSPs are located in the BSP section

Folder 750 PBX - All Documentation

Note that applicable BSPs can be found in the BSP section under the 748-xxx-xxx division.

Folder 755 PAX - All Documentation

Note that applicable BSPs are filed under the "BSP" section in the 550-xxx-xxx division.

Folder SD-CD-33013-i4D-No1_350A_355A_360A_35-E-97_200_Point_Linefinder_Trunk_Finder_3-Wire

Step-by-Step Systems, No.1, 350A, 355A, 360A, or 35-E-97 200 Point Line or Trunk Finder 3 Wire

Folder SD-CD-65680-505-506-507-Switchboards

Applicable BSPs can be found in the 536-xxx-xxx Division

Folder WEco Switching Documents

General and introductory info on topics including Manual, Step-by-Step (SxS), Panel, Crossbar (Xbar) and ESS.

Documents

pdf SD-69652-01 I4D1 7A Communications System - Comkey718 Popular

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SD_69652_01_I4D1_7ASys_Comkey718.pdf

SD-69652-01 I4D1 7A Communications System - Comkey718
86 pages.  Contributed by Bruce Lane.

pdf SD-69654_01 I3D1 7A Comm System Phones Popular

By 611 downloads

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SD_69654_01_I3D1_7A_Phones.pdf

SD-69654_01 I3D1 7A Comm System Phones
Phones used with the ComKey 718 systems (7A communications system). 832, 2832, 575AM and 2575AM.  Contributed by Bruce Lane.

pdf SD-69658-01 I5B 6xxPanels Popular

By 506 downloads

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SD_69658_01_I5B_6xxPanels.pdf

SD-69658-01 I5B 6xxPanels
620 and 640-series modular panels used in late-issue 1A2 key systems.  Contributed by Bruce Lane.

pdf SD-69900-02 Popular

By 714 downloads

SD-69900-02
Bell System /  Western Electric 50A Conference Set

pdf SD-69909-01 I8D1 4A Speakerphone Popular

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SD_69909_01_I8D1_4ASpkr.pdf

SD-69909-01 I8D1 4A Speakerphone

Full set of schematics for the type 4A speakerphone system, including connections to compatible phones.  Contributed by Bruce Lane.

pdf SD-69931-01 I8D1 478A Touch Tone Adapter Popular

By 607 downloads

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SD_69931_01_I8D1_478A_TTAdapter.pdf

SD-69931-01 I8D1 478A Touch Tone Adapter
Type 478A TouchTone adapter, as used in late-issue 1A2 intercom systems.  Contributed by Bruce Lane.

pdf SD-69942-01 I4B1 400H Line Card Popular

By 634 downloads

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SD_69942_01_I4B1_400H_LineCard.pdf

SD-69942-01 I4B1 400H Line Card
400H CO/PBX line card, the last such card Western Electric made.  Contributed by Bruce Lane.

pdf SD-81719-01 404 405 Dial Tone Generator Popular

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SD-81719-01_404_405_Dial_Tone_Generator.pdf

SD-81719-01 404 405 Dial Tone Generator

Scanned and Contributed by Paul Wills 

pdf SD-82227-01 I1 79B1 Power Supply Popular

By 565 downloads

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SD_82227_01_I1_79B1_PowerSupply.pdf

SD-82227-01 I1 79B1 Power Supply
79B1 power supply, used with 1A2 modular key systems.  Contributed by Bruce Lane.

pdf SD-82227-02 I4B 79B2 & 79B3 Power Supply Popular

By 593 downloads

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SD_82227_02_I4B_79B2_79B3_PowerSupply.pdf

SD-82227-02 I4B 79B2 & 79B3 Power Supply
79B2 and 79B3 power supplies. Same functionality as the 79B1, just later production runs.  Contributed by Bruce Lane.

pdf SD-90250-01 I28 Popular

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SD-90250-01_I28.pdf

SD-90250-01 I28

Common Systems Master Key Sheet

pdf SD-90625-01 I8 Popular

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SD-90625-01_I8.pdf

SD-90625-01 I8

Service Observing Desks and Sets

pdf SD-95286-01 Popular

By 675 downloads

SD-95286-01
Announcement Circuit Employing KS-16765 List 1 Announcement Set

pdf SD-96172-01 I6 Popular

By 531 downloads

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SD-96172-01_I6.pdf

SD-96172-01 I6
Operating Room Desk No. 19 Key Sheet

pdf SD-CD-69360-01-Order-Turret-No-4 Bc Popular

By 644 downloads

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SD-CD-69360-01-Order-Turret-No-4_bc.pdf

pdf sd31777_mm Popular

By 556 downloads

sd31777_mm
SD 31777

pdf SD3253901 Popular

By 626 downloads

SD3253901
Circuit Description
SD 32539-01, Issue 19A

Step-ByStep Systems
No.1, 350A, 355A, 360A or 35E97
Coin Trunk Circuit
For use preceding a first selector serving coin lines arranged prepay or coinless access to specified numbers

pdf Standard-Power-Plants Bc Popular

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Standard-Power-Plants_bc.pdf

pdf TM 11-330 Switchboards

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TM_11-330_Switchboards.pdf

TM 11-330 Switchboards

Contributed by John Novack.

pdf WE Instruction Bulletin 1121 i2 Mar50 - J68312C Amplifier Popular

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WE_IB_1121_i2_Mar50_J68312C_Amplifier.pdf

WE Instruction Bulletin 1121 i2 Mar50 - J68312C Amplifier

Issue 2, March 1950.  Used in radio telephone control terminals.  Referenced in drawings SD-59193-01 and T-59193-80. Contributed by John Novack.

New User?

Read the articles under "Introduction" in the black menu bar above.

Recent Contributors

Thanks for new documents from Chuck Hensley, John Gilbert, Chuck Batson, Alan David, Steve Flocke, Paul Wills, Dave Gruger, Jim Prather, John Stancliff, Sam Etler, John Novack, Clint Gilliland, Steve Cichorsky and Paul Fassbender.

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