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pdf AMP COM2014 May82 - CHAMP Multi-Insertion Ml-1 Hand Tool Popular

666 downloads

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AMP_COM2014_May82_CHAMP_Multi-Insertion_Ml-1_Hand_Tools_tci_ocr.pdf

AMP COM2014 May82 - CHAMP Multi-Insertion Ml-1 Hand Tool

Application and Maintenance. Contributed by John Novack.

pdf CMC 100AK iA Nov83 - Solid state Relay Inst Popular

908 downloads

Download (pdf, 263 KB)

CMC_100AK_iA_Nov83_-_Solid-state_Relay_Inst_tci_ocr.pdf

CMC 100AK iA Nov83 - Solid state Relay Inst

Contributed by John Novack.

pdf CMC 502 iA Apr86 - Line Release Network Popular

853 downloads

Download (pdf, 962 KB)

CMC_502_iA_Apr86_-_Line_Release_Network_tci-ocr.pdf

CMC 502 iA Apr86 -  Line Release Network

Contributed by Dennis Hock.

pdf CMC 5329 Sleeve Chek Popular

Tagged in CMC 709 downloads

Download (pdf, 1.09 MB)

CMC_5329_Sleeve_Chek.pdf

CMC 5329 Sleeve Chek

The CMC 5328 SLEEVE CHEK®and CMC 5329 SLEEVE CHEK®-1 are pencil-size testers. They are used to verify that ground is returned and held on the sleeve lead of SXS selectors, connectors and repeaters when the equipment is seized.  Contributed by Paul Wills

pdf CMC 707 IA May75 Quik Chek Test Sets 707 710 Popular

1650 downloads

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CMC_707_iA_May75_Quik_Chek_Test_Sets_707_710.pdf

CMC 707 IA May75 Quik Chek Test Sets 707 710

Contributed by John Novack.

pdf CMC 714 IC Jun79 Quik Chek Test Set 714 XY Popular

1548 downloads

Download (pdf, 488 KB)

CMC_714_iC_Jun79_Quik_Chek_Test_Set_714_XY.pdf

CMC 714 IC Jun79 Quik Chek Test Set 714 XY

Contributed by John Novack.

pdf CMC 7770 iA Aug74 - 7770, 7771 Trub-L-Shooter - Desc Operation Popular

1108 downloads

Download (pdf, 2.78 MB)

CMC_7770_iA_Aug74_7770_7771_Trub-L-Shooter_Desc_Operation_tci_ocr.pdf

CMC 7770 iA Aug74 - 7770, 7771 Trub-L-Shooter - Desc Operation

Test set accommodates rotary and tone dialing. Bell System models use Western Electric components. Contributed and scanned by Steve Cichorsky. OCR by Remco Enthoven. Processing by Paul Fassbender.

pdf CMC A-Matic 100A iD Jul82 - Solid State Relay Popular

1126 downloads

Download (pdf, 2.09 MB)

CMC_A-Matic_100A_iD_Jul82_-_Solid_State_Relay_tci-ocr.pdf

CMC A-Matic 100A iD Jul82 - Solid State Relay

Contributed by Dennis Hock.

pdf CMC A-Matic 100A Mar82 - Solid State Relay Datasheet Popular

846 downloads

Download (pdf, 650 KB)

CMC_A-Matic_100A_Solid_State_Relay_Datasheet_Mar82_tci-ocr.pdf

CMC A-Matic 100A Mar82 - Solid State Relay Datasheet

Contributed by Dennis Hock.

pdf CMC CB-Matic 100CB iA Feb82 - Solid State Relay Popular

959 downloads

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CMC_CB-Matic_100CB__iA_Feb82_-_Solid_State_Relay_tci-ocr.pdf

CMC CB-Matic 100CB  iA Feb82 - Solid State Relay

Contributed by Dennis Hock.

pdf CMC CB-Matic 100CB Feb82 - Solid State Relay Datasheet Popular

971 downloads

Download (pdf, 526 KB)

CMC_CB-Matic_100CB_Solid_State_Relay_Datasheet_Feb82_tci-ocr.pdf

CMC CB-Matic 100CB Feb82 - Solid State Relay Datasheet

Contributed by Dennis Hock.

pdf ComPro Solid State Relays Datasheet Popular

843 downloads

Download (pdf, 1.99 MB)

ComPro_Solid_State_Relays_Datasheet_tci-ocr.pdf

ComPro Solid State Relays Datasheet

Contributed by Dennis Hock.

pdf Dial Mechanisms Popular

1533 downloads

Download (pdf, 3.87 MB)

dial_mechanisms.pdf

Dial Mechanisms

POST OFFICE ENGINEERING DEPARTMENT.
TECHNICAL INSTRUCTIONS, XXV. (Provisional Issue.)
Automatic Telephone Exchange Systems.
Part 24A.-Apparatus-Description and Adjustment of Dial Mechanisms. DIAGRAMS.
(The Instruction relating to these Diagrams is issued separately.)
ENGINEER-IN-CHIEF'S OFFICE, GENERAL POST OFFICE, LONDON, E.C. 1., May, 1928.

pdf Digit Absorber Popular

1562 downloads

Download (pdf, 1.39 MB)

Digit Absorber.pdf

Digit Absorber

Ad from Universal Controls Corporation, Carrollton, Texas

circa January, 1959

pdf Elgin EAK6 EBK6 PowerSupply Schematic Popular

1807 downloads

Download (pdf, 66 KB)

Elgin_EAK6_EBK6_PowerSupply_Schematic_Oct81.pdf

Elgin EAK6 EBK6 PowerSupply Schematic
Oct81.   Contributed by Steve Cichorsky.

pdf Ericsson Sep46ca - Private Automatic Exchanges w/ phones Popular

1269 downloads

Download (pdf, 10.00 MB)

Ericsson_Sep46ca_Private_Automatic_Exchanges_w_phones_as_ocr_tci.pdf

Ericsson Sep46ca - Private Automatic Exchanges w/ phones

23 pages. Contributed by Ashley Simmons. Processed by Remco Enthoven and Paul Fassbender.

pdf Florida Toll Center Popular

1537 downloads

Download (pdf, 3.32 MB)

Florida Toll Center.pdf

pdf FTR 6E PABX Description - 1946 Popular

1486 downloads

Download (pdf, 1.38 MB)

FTR_6E_PABX_Description_NS_1800.pdf

FTR 6E PABX Description - 1946

Federal Telephone & Radio.  30 pages.  NS-1800, NSE-120113, NSE-59882 and NSE-97800.  Contributed by Chris Mattingly and John Novack.

pdf Genoa Branch Circuit Cross Reference ST3471 I1 Popular

1474 downloads

Download (pdf, 3.29 MB)

Genoa_Branch_Circuit_Cross_reference_ST3471_i1.pdf

Genoa Branch Circuit Cross Reference ST3471 I1

Circuit Assignment Numbers - Genoa Branch Circuits.  Scan quality did not permit reliable OCR.  Contributed by John Novack.

pdf Gfeller Line Concentrator - Pages From TJA 14 5 6 1964 Popular

2959 downloads

Download (pdf, 5.26 MB)

Gfeller Line Concentrator - pages from TJA_14_5_6_1964.pdf

New User?

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

Recent Contributors

Thanks for new documents from Ed Palazzo, 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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