You are here: Home > Browse the Library > BC Switching Library > Western Electric > WEco Switching Documents > WECo Panel > MOO and X- Docs - 1920s

Check out the TCI YouTube channel here. Please subscribe!

Check here for the 2024 Telephone Shows

Folder MOO and X- Docs - 1920s

Method of Operation.

Documents

pdf BT-502172 I2 - MOO Selector circuit Popular

By 133 downloads

Download (pdf, 563 KB)

BT-502172_I2-MOO-Selector_circuit_tci.pdf

BT-502172 I2 - MOO Selector circuit
Contributed by John Novack.

pdf BT-502493 I3 - MOO District selector Circuit Popular

By 162 downloads

Download (pdf, 1.36 MB)

BT-502493_I3-MOO-District_selector_Circuit_tci.pdf

BT-502493 I3 - MOO District selector Circuit
Contributed by John Novack.

pdf BT-502494 I3 - MOO Line circuit Popular

By 162 downloads

Download (pdf, 1.70 MB)

BT-502494_I3-MOO-Line_circuit_tci.pdf

BT-502494 I3 - MOO Line circuit
Contributed by John Novack.

pdf BT-502625 I2 - MOO Automatic routine of office selectors Popular

By 129 downloads

Download (pdf, 1.24 MB)

BT-502625_I2-MOO-Automatic_routine_of_office_selectors_tci.pdf

BT-502625 I2 - MOO Automatic routine of office selectors
Contributed by John Novack.

pdf BT-502733 I1 appendix 2 - MOO Line finder and district selector Popular

By 130 downloads

Download (pdf, 134 KB)

BT-502733_I1_appendix_2-MOO-Line_finder_and_district_selector_tci.pdf

BT-502733 I1 appendix 2 - MOO Line finder and district selector
Contributed by John Novack.

pdf BT-502734 I1 - MOO District Selector circuit Popular

By 162 downloads

Download (pdf, 1.85 MB)

BT-502734_I1-MOO-District-Selector_circuit_tci.pdf

BT-502734 I1 - MOO District Selector circuit
Contributed by John Novack.

pdf BT-502985 I1 - MOO Line circuit Long PBX Line Popular

By 136 downloads

Download (pdf, 316 KB)

BT-502985_I1-MOO-Line_circuit_Long_PBX_Line_tci.pdf

BT-502985 I1 - MOO Line circuit Long PBX Line
Contributed by John Novack.

pdf BT-51001-01 - MOO Sender circuit subscriber Popular

By 122 downloads

Download (pdf, 2.99 MB)

BT-51001-01-MOO-Sender_circuit_subscirber_tci.pdf

BT-51001-01 - MOO Sender circuit subscriber

Contributed by John Novack.

pdf BT-51012-01 I2 - MOO Sender circuit Popular

By 124 downloads

Download (pdf, 772 KB)

BT-51012-01_I2-MOO-Sender_circuit_tci.pdf

BT-51012-01 I2 - MOO Sender circuit
Contributed by John Novack.

pdf BT-512086 I1 - MOO Make busy circuit Popular

By 140 downloads

Download (pdf, 128 KB)

BT-512086_I1-MOO-Make_busy_circuit_tci.pdf

BT-512086 I1 - MOO Make busy circuit
Contributed by John Novack.

pdf BT-52001 01 I2 - MOO Automatic routine of office selectors Popular

By 116 downloads

Download (pdf, 1.42 MB)

BT-52001-01_I2-MOO-Automatic_routine_of_office_selectors_tci.pdf

BT-52001 01 I2 - MOO Automatic routine of office selectors
Contributed by John Novack.

pdf BT-52003 01 I1 - MOO For automatic routine test of Final selectors Popular

By 116 downloads

Download (pdf, 1.74 MB)

BT-52003-01_I1-MOO-For_automatic_routine_test_of_Final_selectors_tci.pdf

BT-52003 01 I1 - MOO For automatic routine test of Final selectors
Contributed by John Novack.

pdf X-70035-01 i1 Mar27 - No 1-type Electric Clocks Popular

By 108 downloads

Download (pdf, 328 KB)

X-70035-01_i1_Mar27_No_1_Type_Electric_Clocks_tcii.pdf

X-70035-01 i1 Mar27 - No 1-type Electric Clocks
Contributed by John Novack.

pdf X-70059-01 i1D Mar28 - 87-type Relays Popular

By 135 downloads

Download (pdf, 90 KB)

X-70059-01_i1D_Mar28_87-type_Relays_tci.pdf

X-70059-01 i1D Mar28 - 87-type Relays
Contributed by John Novack.

pdf X-70076-01 i2D Sep28 - 208, 214-type Relays Popular

By 120 downloads

Download (pdf, 223 KB)

X-70076-01_i2D_Sep28_208_214-type Relays_tci.pdf

X-70076-01 i2D Sep28 - 208, 214-type Relays
Contributed by John Novack.

pdf X-70077-01 i2D Dec28 - A and AB type Relays Popular

By 129 downloads

Download (pdf, 397 KB)

X-70077-01_i2D_Dec28_A_and_AB-type_Relays_tci.pdf

X-70077-01 i2D Dec28 - A and AB type Relays
Contributed by John Novack.

pdf X-70085-01 i1 May27 - No 50-A Dial Testers Popular

By 112 downloads

Download (pdf, 462 KB)

X-70085-01_i1_May27_No_50-A_Dial_Testers_tci.pdf

X-70085-01 i1 May27 - No 50-A Dial Testers
Contributed by John Novack.

pdf X-70097-01 i1 Dec27 - 186-type Relays Popular

By 128 downloads

Download (pdf, 252 KB)

X-70097-01_i1_Dec27_186-type_Relays_tci.pdf

X-70097-01 i1 Dec27 - 186-type Relays
Contributed by John Novack.

pdf X-70218-01 i1 May26 - No 5-type Traffic Registers Popular

By 124 downloads

Download (pdf, 282 KB)

X-70218-01_i1_May26_No_5-type_Traffic_Registers_tci.pdf

X-70218-01 i1 May26 - No 5-type Traffic Registers
Contributed by John Novack.

pdf X-70263-01 i2B May28 - Final Selector Elevator Apparatus Popular

By 115 downloads

Download (pdf, 1000 KB)

X-70263-01_i2B_May28_Final_Selector_Elevator_Apparatus_tci.pdf

X-70263-01 i2B May28 - Final Selector Elevator Apparatus
Contributed by John Novack.

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.

Please send a file to add your name to this list!

Who's online

We have 99 guests online