Iowegian International Corporation provides software tools for professional design and development of Digital Signal Processing (DSP) systems.

ScopeFIR 5 is a comprehensive tool for designing, analyzing, and modifying complex Finite Impulse Response (FIR) filters. It designs FIR filters via the Parks-McClellan algorithm, as well as all other major FIR filter design methods.

ScopeFIR Screenshot

ScopeIIR 5 is a comprehensive tool for designing, analyzing, and implementing Infinite Impulse Response (IIR) filters. It can design filters from Butterworth, Chebyshev, and Elliptic prototypes, and lets you to adjust the resulting poles and zeros to fine-tune your IIR filter design.

ScopeIIR 5

ScopeDSP 5 is a comprehensive tool for analyzing sampled-data signals. It transforms between the time domain and frequency domains using an efficient arbitrary-N Fast Fourier Transform (FFT). Its powerful analysis features provide plots and statistics for both the time and frequency domains.

ScopeDSP 5 Screenshot