Deb, N.N. creator text New Delhi New Age International Pvt. Ltd. 2000 monographic 2 Vol, various p. : ill. ; 24 cm. Vol: 1- line communications Vol: 2- digital and radio communications Includes index. Telecommunication Wire telecommunication lines Manual telephone exchange Automatic telephone systems Submarine cable telegraphy Telecommunication circuit Digital integrated circuits Linear integrated circuits Optical fibre communication Signals processing Radio communication Satellite communication Telex service FEAS 621.382 DEB 812241253X (hb) 8122412548 (hb)