00591    a2200169   4500003000500000005001700005040000900022082001200031100002900043245007100072260003300143300001500176505018500191538001900376650001400395651001200409Nust20170207153214.0  cNust  a621.382  aAyub, Muhammad  (MSEE-3)  aDesign & Development of an ADPCM interface modulecMuhammad Ayub    bMCS (NUST)c1998aRawalpindi  axii,160,p.  aIntroduction (page-1) Digitization (page-6) Adaptive differential Pulse code modulation (page-35) Existing system (page-54) Proposed system (page-64) Summary & conclusion (page-87)  aT1 and Shelf 1  aPG Thesis  aMSEE -3