ScopeFIR - Professional Edition Designs FIR (Finite Impulse Response) filters for use in Digital Signal Processing (DSP) using the Parks-McClellan method. It can plot, window, mix, scale, and edit FIR filters. It supports many text and ... Cost: $218 Buy full version       Trial version           Descriptions ScopeFIR - Professional Edition: Designs FIR (Finite Impulse Response) filters for use in Digital Signal Processing (DSP) using the Parks-McClellan method. It can plot, window, mix, scale, and edit FIR filters. It supports many text and binary file formats, including C and assembly. It plots magnitude and phase of the frequency and impulse responses. It has both simplified and advanced FIR specification editors. For Windows 95/98/NT