pdf Railway Train Dispatching Telephone Systems 1934 alt [LARGE FILE] Popular

Published on 25 January 2012 By Anonymous 830 downloads

20MB.  121 pages. 1934.  T-1148. Western Electric. Description of system, and products.  Selector Calling Equipment, Selector Keys, Way station selector equipment, telephones, desk set boxes, 100E loud speaker set, foot switches, maintenance tests, parts.  Contributed by Jeff Seidel.  Size reduction by Clint Gilliland.

Keywords: 60AP; dispatcher; 60B; 61A; 61B; 62A; 62B 60A; 60C; 60D; 60E; 502A; 345A; receiver; 386; 189; 12A; 6052A; 6040A; 579A; 147AC; 6017B; 60A; dry cells; 299F; 160C; 160R; 60BP; 127J; 60BP; 501A; 501B; 1142AB; 1120C; 11; 1293BC; 1317BU; 1317DU; 1336F; 1336H; 1148DA; 1148DB; 1148DC; 501B; 1330E; 1330F; 1331E; 1332A; protector; subscriber set; fuses; D.C.; A.C.; amplifier; transformer; repeating coil; condenser; simplex; phantom; bell; binding post; terminal; circuit; bridging; connecting blocks; cords; 1042AB; 1020AL; desk set; generator; 1001C; 1004B; 1010A; interrupter; jack; plug; rectifier; ringer; selective; 1048DD; scissor arm