00517nam a22001337a 4500 0 0 0 0 RIU RIU 2012-07-31 Purchased: Pak Book Corporation 615.00 0 621.382 SHA 5429 2012-07-31 00:00:00 1 2019-02-21 BK 3167 3167 8126509147 (pbk) 621.382 SHA Shanmugam, K. Sam Digital and analog communication systems New Delhi Wiley India 2006 xviii, 600 p. : ill. ; 23 cm. Telecommunication systems Analog signal transmission Random signal theory Digital communications Communication systems Signal analysis Data transmission FEAS BK