transform analysis Master the tool for system analysis • Given a system • For example y[n]=8(n-1) +2.58(n-2)+2.58(n-3)+8(n-4) H(z) = bka-k • or • or = k=0 N Σακά -k k=0 - - get the impulse response (convolution) - Get the frequency response (mag + phase) -