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Folder C30 - C31: General Apparatus, Subsets, Components

Documents

Toggle Title Date Download
pdf C31.120.2 iA Apr61 RTC - Stromberg Carlson 1543 Desk Tel (1237 downloads) Popular Download (pdf, 8.69 MB)
pdf C31.122 Addendum I1 Jun54 Subscriber Sets Cold Cathode Gas-Filled Vacuum Tubes (967 downloads) Popular Download (pdf, 667 KB)
pdf C31.122-i4-ColdCathTubes Tl (907 downloads) Popular Download (pdf, 1022 KB)
pdf C31.122-i6-Subsets-with-Cold-Cathode-Tubes Tl (982 downloads) Popular Download (pdf, 223 KB)
pdf C31.123 i1 Mar40 - Subscriber Sets - Conversion to Anti-Sidetone (859 downloads) Popular Download (pdf, 78 KB)
pdf C31.124 I1 Subscriber Sets 685, 686 & 687 (1164 downloads) Popular Download (pdf, 2.88 MB)
pdf C31.124-i2-Subsets-685-686-687 Tl (825 downloads) Popular Download (pdf, 298 KB)
pdf C31.145 I1 Sep32 Subscriber Sets Indoor Locations Installation (1057 downloads) Popular Download (pdf, 4.92 MB)
pdf C31.145 ~ C63.202 Subscriber And Telephone Sets Location - Installation (808 downloads) Popular Download (pdf, 284 KB)
pdf C31.145 ~ C63.202 Subscriber And Telephone Sets Location - Installation-1 (870 downloads) Popular Download (pdf, 293 KB)
pdf C31.148-i2-392-592-Subscriber-Sets-Installation Tl (976 downloads) Popular Download (pdf, 186 KB)
pdf C31.149-i1-531C-Subscriber-Set Tl (767 downloads) Popular Download (pdf, 79 KB)
pdf C31.150-i1-531C-Subscriber-Set-Maintenance Tl (719 downloads) Popular Download (pdf, 58 KB)
pdf C31.204-i1-Ringers-and-Loud-Ringing-Bells Tl (872 downloads) Popular Download (pdf, 226 KB)
pdf C31.205-i3-Numbered-Type-Ringers Tl (1012 downloads) Popular Download (pdf, 661 KB)
pdf C31.207 I2 C-type Ringers - Maintenance (1387 downloads) Popular Download (pdf, 319 KB)
pdf C31.207-i3-C-Type-Ringers-Maintenance Tl (972 downloads) Popular Download (pdf, 668 KB)
pdf C31.208 I1 Jun54 B Ringers Maintenance (875 downloads) Popular Download (pdf, 2.50 MB)
pdf C31.208-i2-B-Type-Ringers-Maintenance Tl (988 downloads) Popular Download (pdf, 619 KB)
pdf C31.221-i1-Ringing-Bridge-Limitations-Multiparty-Lines Tl (848 downloads) Popular Download (pdf, 177 KB)

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