You are here: Home > Browse the Library > BSPs (Bell System) > Most Popular > BSP Categories by later Division Number (by Doc #) > 020 - 199 Apparatus, Tools, Gauges, Test Eq, Power > 022 - 049 Divisions - Apparatus > 040 Division - Relays

Check out the TCI YouTube channel here. Please subscribe!

Check here for the 2024 Telephone Shows

Folder 040 Division - Relays

Relays

Documents

Toggle Title Date Download
pdf 040-635-701 I3D (303 downloads) Popular Download (pdf, 396 KB)
pdf 040-640-701 I2D (277 downloads) Popular Download (pdf, 98 KB)
pdf 040-641-701 Add I1 (284 downloads) Popular Download (pdf, 20 KB)
pdf 040-641-701 I1 (287 downloads) Popular Download (pdf, 463 KB)
pdf 040-641-801 I1 (245 downloads) Popular Download (pdf, 218 KB)
pdf 040-642-701 I1D (254 downloads) Popular Download (pdf, 340 KB)
pdf 040-643-701 I2D (291 downloads) Popular Download (pdf, 309 KB)
pdf 040-644-701 I1 (266 downloads) Popular Download (pdf, 159 KB)
pdf 040-645-701 I1 (250 downloads) Popular Download (pdf, 153 KB)
pdf 040-646-701 I3 (265 downloads) Popular Download (pdf, 287 KB)
pdf 040-647-701 I2 (252 downloads) Popular Download (pdf, 48 KB)
pdf 040-660-701 I1 (295 downloads) Popular Download (pdf, 58 KB)
pdf 040-661-701 I1 (331 downloads) Popular Download (pdf, 198 KB)
pdf 040-662-701 I1 (416 downloads) Popular Download (pdf, 279 KB)
pdf 040-663-701 I5 (449 downloads) Popular Download (pdf, 373 KB)
pdf 040-664-701 I3D (314 downloads) Popular Download (pdf, 662 KB)
pdf 040-664-811 I1 (276 downloads) Popular Download (pdf, 134 KB)
pdf 040-665-701 I1 (237 downloads) Popular Download (pdf, 616 KB)
pdf 040-666-701 Add I1 (289 downloads) Popular Download (pdf, 19 KB)
pdf 040-666-701 I1 (244 downloads) Popular Download (pdf, 430 KB)

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 601 guests online