7}The main menu is a list of allœthe op-amp circuits that this CADœprogram will support.  These circuitsœare the building blocks of mostœop-amp systems.  You may select aœcircuit by pushing the ÓÅÌÅÃÔ key.œAfter you have made a selection, youœmust push the ÓÔÁÒÔ key to continue.œHAPPY  COMPUTING!œ