Control MIRCEA IVANESCU , in Mechanical Engineer's Handbook , 2001 8.i The Polar Plot Representation The polar plot representation is the graphical representation of Y ( jω ). The polar plot is obtained as the locus of the real and imaginary parts of Y ( jω ) in the polar plane. The coordinates of the polar plot are the real and imaginary parts of Y ( jω ). For example, nosotros reconsider the open up-loo