00450nam a2200157Ia 4500008004100000020001500041082001800056100002400074245006500098250000700163260003800170300002300208500001900231600002700250650001500277240925s9999    xx            000 0 und d  a8120307526  a621.38102 HEL  aHelfrick, Albert D. 0aModern Electronic Instrumentation and Measurement Techniques  aNA  aNew Delhi:bPrentice Hallc,2003.  a755p.bNAfPirated  aIncludes Index  aElectronic Engineering  aTechnology