pdf SD-69567-01 Dial Selective Intercom Line Circuit Popular
By Anonymous 1213 downloads
SD_69567_01_DialSelectiveIntercomLineCt.pdf
![SD-69567-01 Dial Selective Intercom Line Circuit](https://telephonecollectors.info/joomlatools-files/docman-images/~thumbs.SD_69567_01_DialSelectiveIntercomLineCt.pdf.1362708101.png)
Dial-selective intercom KTU's used in 1A2 systems, primarily with the 640-series modular panels and 7A thru 27A Com Key (ComKey) systems (not the 416 series). It includes details on the 407B and C, 420A, 422A and B, 423A, 424A, B and C, 425A and B, 444A, 491A and 494A and B KTU's. Contributed by Bruce Lane.
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 1419 guests online