Avisoft-SASLab Pro, version 4.0 (26 November 2001)

  • Long filename support (up to 256 characters)
  • The FFT length in One-dimensional transformations, cross-correlations and FFT-filters has been extended from 32k to 2 Gsamples
  • New eraser cursor mode for improved editing of spectrograms (Tools/Cursors/Standard eraser cursor) and undo facility
  • New command for removing erased spectrogram structures also from the underlying .wav file (Tools/Remove erased spectrogram sections from waveform). This command will allow you to filter out single disturbance signals or harmonics manually, even if these are inside the frequency range of the signals you are interested in!
  • Several bugs have been fixed