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 PBX - All Documentation

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

Folder CDs, SDs and T-drawings

CDs and SDs are currently located in several categories in the Library. Hint: search using the first five numeric digits of the document number.

Folder SD-CD-31592-CoinTrkCkt350-355-360A

CD-31592-02 and SD-31592-02 Coin Trunk Circuit

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-55200-01 I3 Popular

By 816 downloads

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SD-55200-01_I3.pdf

SD-55200-01 I3

No. 3CF Toll Switchboard

pdf SD-59193-01 J-68312C-1 - Amplifier Aa Popular

By 846 downloads

Download (pdf, 6 KB)

SD-59193-01 J-68312C-1 - Amplifier aa.pdf

SD-59193-01 J-68312C-1 - Amplifier Aa

Robert Bell was kind enough to share this with the rest of us. 

SD59193 01 J68312C1 - Amplifier

pdf SD-62314-01 Signaling 546 A Panel Testing and Intermediate Ringers Toll Systems 1927 tci ocr Popular

By 284 downloads

Download (pdf, 836 KB)

SD-62314-01 Signaling 546-A Panel Testing and Intermediate Ringers - Toll Systems 1927 tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-62404-01 I13 Popular

By 955 downloads

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SD-62404-01_I13.pdf

SD-62404-01 I13

2-Wire Telephone Repeater

pdf SD-62405-01 I20 Popular

By 906 downloads

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SD-62405-01_I20.pdf

SD-62405-01 I20
Signaling - Line, Composite, Simplex, and Single Frequency

pdf SD-62723-01 Telegraph Testboard No 9 Telegraph Test Circuit Toll Systems 1929 tci ocr Popular

By 297 downloads

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SD-62723-01 Telegraph Testboard No 9 - Telegraph Test Circuit - Toll Systems 1929 tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-65657-01 I34B One Way Two Way Trunk Circuit Popular

By 999 downloads

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SD-65657-01_i34B_One_Way_Two_Way_Trunk_Circuit.pdf

SD-65657-01 I34B One Way Two Way Trunk Circuit

Contributed by John Novack.

pdf SD-65714-01 557A Cord Tel Dial Aux Sig Sta Line Pos Grping Ringing and Bat Ckts Dwg Iss 9D 12 03 68 tci ocr Popular

By 314 downloads

Download (pdf, 1.33 MB)

SD-65714-01 557A Cord - Tel - Dial - Aux Sig - Sta Line - Pos Grping Ringing and Bat Ckts - Dwg Iss 9D 12-03-68 tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-65727-01 557A Secretarial Line and Line Lamp Test Circuit Dwg Iss 9D 04 08 69 tci ocr Popular

By 286 downloads

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SD-65727-01 557A Secretarial Line and Line Lamp Test Circuit - Dwg Iss 9D - 04-08-69 tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-65736-011 i2D - 507A, 507B PBX - Modified for use with Tie Trunks Popular

By 788 downloads

Download (pdf, 124 KB)

SD_65736_01_PBX_No.507A_B.pdf

SD-65736-011 i2D - 507A, 507B PBX - Modified for use with Tie Trunks

PBX 507A or 507B Battery Feed, Trunk Keys, Supervisory Signal, Station Line Key, Attendant's Key and Station Line Key.  Modifications and additions to be made locally.

pdf SD-65761-02-701B-711B-MiscAlarmCkt Bc Popular

By 1180 downloads

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SD-65761-02-701B-711B-MiscAlarmCkt_bc.pdf

pdf SD-65775-01 PBX Systems No 701B Key Sheet Dwg Iss 1 CD Iss 1 09 25 57 tci ocr Popular

By 458 downloads

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SD-65775-01 PBX Systems No 701B Key Sheet - Dwg Iss 1 - CD Iss 1 - 09-25-57 tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-65812- 01 701B Incoming Trunk Circuit For Use With Inward Dialing tci ocr Popular

By 441 downloads

Download (pdf, 3.80 MB)

SD-65812-01 701B Incoming Trunk Circuit - For Use With Inward Dialing tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-65827-01 No 701B PBX Test Circuit For Testing Sender and Link Circuits Bell Telephone Laboratories tci ocr Popular

By 395 downloads

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SD-65827-01 No 701B PBX Test Circuit For Testing Sender and Link Circuits - Bell Telephone Laboratories tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-65901-01 Line or Trunk Finder Circuit 701A B 701PK 702A 711A B 711PK tci ocr Popular

By 429 downloads

Download (pdf, 3.65 MB)

SD-65901-01 Line or Trunk Finder Circuit - 701A-B 701PK 702A 711A-B 711PK tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-65910-01 No 756A PBX KEY SHEET Dwg Issue 1 01 27 58 tci ocr Popular

By 372 downloads

Download (pdf, 555 KB)

SD-65910-01 No 756A PBX KEY SHEET - Dwg Issue 1 01-27-58 tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf Sd-66060-011 Dial Long Line Circuit Dll Popular

By 983 downloads

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sd-66060-011_dial_long_line_circuit_dll.pdf

Sd-66060-011 Dial Long Line Circuit Dll

Contributed by Steve Cichorsky.

pdf Sd-66060-011 Dial Long Line Circuit Dll Ocr R Popular

By 961 downloads

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sd-66060-011_dial_long_line_circuit_dll_ocr_r.pdf

Sd-66060-011 Dial Long Line Circuit Dll Ocr R
Contributed by Steve Cichorsky.

pdf SD-66359-01 FIRST SELECTOR CIRCUIT Restricted Service Replaces SD 66139 tci ocr Popular

By 423 downloads

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SD-66359-01 - FIRST SELECTOR CIRCUIT - Restricted Service - Replaces SD-66139 tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-66414 701 Station Line Ckt Popular

By 955 downloads

Download (pdf, 1.03 MB)

SD-66414 701 Station Line Ckt.pdf

SD-66414 701 Station Line Ckt
SD-66414 701 Station Line Ckt

New User?

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

Recent Contributors

Thanks for new documents from Bruce Patterson, Jon Kolger, Paul Ivester, Len Hicken, Paul Fassbender, Fred Haynes, Kurt Rudolph, Wade ("Kellogg KITT"), the Connections Museum, Rick Walsh, Jeff Lamb, Jeremy Walters, Mark Cuccia, Alan David, Harry Joseph, Charlie Terry, Karl Brose, Dennis Hock, Tim Griffin, Remco Enthoven, and Steve Cichorsky.

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