00569nam a22001457a 4500020001500000040000900015082001900024100002800043245012500071260003500196650005200231942001200283999001900295952010900314  a0070709645  cNust  a621.382bSTA'M  aRobert G. Winch9127401  aTelecommunication  transmission system bMicrowave, fiber optic, mobile cellular, radio, data, and digital multiplexing   aNew York:bMcGraw Hill,c1993.  aTelecommunication  transmission system 9127402  2ddccBK  c612536d612536  00102ddc4070aCEMEbCEMEcGENd2025-01-08l0o621.382 STA'MpCEME-  33209r2025-01-08w2025-01-08yBK