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

301 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

241 downloads

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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 Dial Mechanisms Popular

593 downloads

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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

677 downloads

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Digit Absorber.pdf

Digit Absorber

Ad from Universal Controls Corporation, Carrollton, Texas

circa January, 1959

pdf Elgin EAK6 EBK6 PowerSupply Schematic Popular

515 downloads

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Elgin_EAK6_EBK6_PowerSupply_Schematic_Oct81.pdf

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

pdf Florida Toll Center Popular

624 downloads

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Florida Toll Center.pdf

pdf FTR 6E PABX Description - 1946 Popular

373 downloads

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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

176 downloads

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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

1093 downloads

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Gfeller Line Concentrator - pages from TJA_14_5_6_1964.pdf

pdf LINE CONCENTRATORS AN INSTALLATION AT BOX HILL TJA 13 2 1961 Popular

624 downloads

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LINE_CONCENTRATORS_AN_INSTALLATION_AT_BOX_HILL_TJA_13_2_1961.pdf

pdf Mitel - SX-5 Communication System Practices Popular

423 downloads

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MITL9103-098-000-NA_i1_May82_SX-5.pdf

Mitel - SX-5 Communication System Practices

224 pages of practices beginning with MITL9103-098-000-NA Issue 1, May 1982 - Documentation Index.  Text searchable.  Contributed by John Novack.

pdf Mitel Super10 Marketing Brochure Popular

111 downloads

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Mitel_Super10_marketing_brochure.pdf

Mitel Super10 Marketing Brochure

Contributed by Steve Flocke and John Novack.

pdf Mitel SX 200 Marketing Brochure

80 downloads

Download (pdf, 1.88 MB)

Mitel_SX_200_marketing_brochure.pdf

Mitel SX 200 Marketing Brochure

Contributed by Steve Flocke and John Novack.

pdf Mitel SX20 Superswitch - marketing brochure - 1981

98 downloads

Download (pdf, 1.17 MB)

Mitel_SX_20_Superswitch_marketing_brochure_1981.pdf

Mitel SX20 Superswitch - marketing brochure - 1981

This is the earlier version of the SX-20 using Generic 400. Later they offered a real Mitel Black console with Generic 500, rather than the 1A2 key set. Contributed by Steve Flocke and John Novack.

 

pdf Test Number Directory Popular

1964 downloads

Download (pdf, 7.05 MB)

Test Number Directory.pdf

pdf Tone Commander RT-3600 Tone-rotary Dial Intercom 1981 Ocr R Popular

437 downloads

Download (pdf, 1.91 MB)

Tone_Commander_RT-3600_tone-rotary_dial_intercom_1981_ocr_r.pdf

Tone Commander RT-3600 Tone-rotary Dial Intercom 1981 Ocr R

Contributed by Steve Cichorsky. 

pdf TPH1836 i1 69 - 2000 and SE50 Group Selectors ocr r Popular

114 downloads

Download (pdf, 980 KB)

TPH1836_i1_69_-_2000_and_SE50_Group_Selectors_ocr_r.pdf

TPH1836 i1 69 - 2000 and SE50 Group Selectors  ocr r

Telecom Australia. Issue 1, 1969.   The BPO called the SE50 switch (developed by GEC UK in the early 1950's) the 4000 Type switch. Both 2000 and SE50 types were used in Australia and the Telecom Research Labs in Victoria Australia carried out extensive work on improving SE50 performance to suit Australia's relatively unique network.  Contributed by Ross Herbert.  OCR by Clint Gilliland.

pdf US Instruments Ad - Type-30 Dial PBX and Attendant's Set Popular

635 downloads

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USI Type-30 PBX.pdf

pdf Webster Electric Bulletin 251-43047 DB-Series Switchboards Addendum Popular

553 downloads

Download (pdf, 4.57 MB)

Webster_Electric_Bulletin_251-43047_DB-Series_Switchboards_Addendum.pdf

Webster Electric Bulletin 251-43047 DB-Series Switchboards Addendum
Contributed by Steve Cichorsky.

pdf Webster Electric Bulletin TC4-1A Jul68 Service Routining Troubleshooting TelTerminology Popular

953 downloads

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Webster_Electric_Bulletin_TC4-1A_Jul68_Service_Routining_Troubleshooting_TelTerminology.pdf

Webster Electric Bulletin TC4-1A Jul68 Service Routining Troubleshooting TelTerminology
Contributed by Steve Cichorsky.

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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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