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 > 024 Division - Amps, Controllers, Tubes ...

Check out the TCI YouTube channel here. Please subscribe!

Check here for the 2024 Telephone Shows

Folder 024 Division - Amps, Controllers, Tubes ...

Amplifiers, Controllers, Control Units, Regulators, and Electron Tubes

Documents

Toggle Title Date Download
pdf 024-108-105 I2 (410 downloads) Popular Download (pdf, 233 KB)
pdf 024-109-500 I2 (344 downloads) Popular Download (pdf, 227 KB)
pdf 024-120-300 I1 (444 downloads) Popular Download (pdf, 55 KB)
pdf 024-121-300 I2 (363 downloads) Popular Download (pdf, 57 KB)
pdf 024-122-400 I2 (378 downloads) Popular Download (pdf, 63 KB)
pdf 024-122-500 I3 (424 downloads) Popular Download (pdf, 300 KB)
pdf 024-125-100 I3 (372 downloads) Popular Download (pdf, 474 KB)
pdf 024-125-300 I1 (345 downloads) Popular Download (pdf, 89 KB)
pdf 024-125-500 I3 (339 downloads) Popular Download (pdf, 266 KB)
pdf 024-130-100 I2 (369 downloads) Popular Download (pdf, 606 KB)
pdf 024-130-300 I1 (364 downloads) Popular Download (pdf, 90 KB)
pdf 024-130-500 I2 (431 downloads) Popular Download (pdf, 277 KB)
pdf 024-140-106 I2 (370 downloads) Popular Download (pdf, 687 KB)
pdf 024-140-900 Wescom 401 Dual Line Amplifier - PT IB Mar78 (666 downloads) Popular Download (pdf, 3.04 MB)
pdf 024-145-100 I1 (338 downloads) Popular Download (pdf, 402 KB)
pdf 024-150-300 I1 (398 downloads) Popular Download (pdf, 65 KB)
pdf 024-150-501 Add I1 (391 downloads) Popular Download (pdf, 31 KB)
pdf 024-150-501 I1 (357 downloads) Popular Download (pdf, 260 KB)
pdf 024-150-504 I1 (387 downloads) Popular Download (pdf, 292 KB)
pdf 024-175-100 I3 (432 downloads) Popular Download (pdf, 561 KB)

New User?

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

Recent Contributors

Thanks for new documents from Jim Hurtle, Ed Palazzo, Paul Fassbender, Bruce Patterson, Remco Enthoven, Jon Kolger, Paul Ivester, Len Hicken, Fred Haynes, Kurt Rudolph, Wade ("Kellogg KITT"), the Connections Museum, Rick Walsh, Jeff Lamb, Jeremy Walters, Alan David, Dennis Hock, and Tim Griffin.

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

Who's online

We have 288 guests online