00314    a2200109   4500020001500000082001500015100001400030245004200044260003300086300001700119650006800136  a8176840505  a621.3bRAI  aRai, H.M.  aElements of engineering & Electronics  aNew DelhibSatyac1993g1993  a597p.c21cm.  aElectrical magnetic optical communications computer engineering