ESection is a free program for calculating and displaying spectral and other related analyses of sections of a speech signal. It can be used to demonstrate the different spectral properties of elements of speech. It can also calculate an LPC spectrum, autocorrelation and cepstrum analyses, and can display the signal as a waveform or as a spectrogram. It automatically finds formant and fundamental frequency values. More information.
Web Tutorial on Logs
A tutorial that provides an elementary introduction to the mathematics of Logarithms. More information.
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Last modified: 15:09 22-Jul-2015. by Mark Huckvale