WinQuake

WinQuake is a program that allows you view and analyse PSN files recorded with WINSDR. It was written to view and analyze Public Seismic Network (PSN), Princeton Earth Physics Project (PEPP), SAC Binary, GSE2.0, Lamont AH (XDR), MINISeed and Standard for the Exchange of Earthquake Data (SEED) volumes available on the Internet.

It offers event distance and magnitude calculation, displays frequency spectrum (FFT or DFT) graph of the dataset, calculates Low-pass, High-pass, Notch and Band-pass FFT digital filters on the data set, and many more.