00635nam a2200193 a 450000500170000000800410001702000150005804100080007308200140008110000240009524500880011926400480020730000320025550000510028765000270033865000210036565000290038670000260041520260717091604.0260717s1996    ii            000 0 eng d  a8120307526  aeng04a621.381541 aHelfrick, Albert D.10aModern electronic instrumentation and measurement techniques /cHelfrick, Albert D. 1aNew Delhi :bPrentice-Hall of India,c1996.  axii, 446 p. : ill. ; 25 cm.  aIncludes bibliographical references and index. 4aElectric measurements. 4aElectric meters. 4aElectronic measurements.1 aCooper, William David