00290nam a2200121Ia 4500100002800000650002700028654001500055245002800070260003900098082001100137300000800148546001200156  aZbar/ P.B./ Orne/ P.W.   aElectrical Engineering  atelevision  aBasic television theory  bTata Mc Graw hillaNew Delhic1982  a621.38  a303  aENGLISH