1222, 1223 and 1224, 1223 Wiring and Connections Alternate Drawing

1222 and 1223

1224 Use Nos. 1156-A, 1156-AD, 1167-A, 1209, 1217-A, 1218-A and 1230 desk set boxes when anti-sidetone circuits are desired. Booster type circuites require Nos. 1156 and 1167 desk set boxes. Local battery instruments require No. 1180 desk set boxes.

1232, 1233, 1234, Wiring Diagram for 1232, 1233 and 1234 Type Telephones, Scan provided by Paul Fassbender

1242, 1243, 1247, 1250, Wiring Diagram for 1242 and 1243 Type Telephone

1243, 1250, Conversion Instructions for 1243 and 1250 Telephones

1243, - Different Versions Alternate Drawing

1243, 1250, Bridged and Divided Ringing

1243, 1250, Alternate Drawing for 1243 and 1250 using Bridged and Divided Ringing

1243, 1250, Annotated Drawings 1243 and 1250 Telephones. Scan cleaned up and annotated by Steph Kerman.

1243A - Equipped with Western Electric 5H Dial

1244 Telephone. Scan provided by Paul Fassbender.

Bridged Ringing Annotated. Scan cleaned up and annotated by Steph Kerman.

1270 Multi-Line,?1270 Key Telephone. Scan provided by Paul Fassbender.

1443/1444 Telephones, 1443 Schematic

1443/1444 Telephones, 1444 Wiring and Connections, Used with 1156, 1167, 1180, 1209, 1217, 1218 and 1230 Desk Set Boxes.

1443/1444 Telephones, 1447 Schematic

1443/1444 Telephones, 1447 Wiring and Connections