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

Published on 28 March 2011 By Anonymous 904 downloads

49MB.  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.

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