00342nam a2200121Ia 4500008004000000082001900040100002100059245004100080250000500121260004100126300001300167650004000180210210b1989   xxu||||| |||| 00| 0 eng d  a621.38132 GRAE  aGRAF (Rudolf F).  aEncyclopedia of electronic circuits.  a  aDelhi.bB  P  D  Publications,c1989  aviii,760  aElectronics Circuits Encyclopedia