00322nam a2200121Ia 4500008004100000041001200041082001900053100001700072245004100089260002600130300000800156650003600164231217s9999    xx            000 0 und d  aEnglish  a621.381  PUN;1  aPunagin, R P 0aBasic analog and digital electronics  c1998bSaraswati Publ.  a330  aAnalog circuitsDigital circuits