1. 2014-02-17 [3] [SoX-devel] Modification to spectrogram.c fo Joe Desbonn 2. 2014-02-16 [1] [SoX-devel] Spectrogram lower/upper frequenc Joe Desbonn 3. 2014-02-15 [1] [SoX-devel] Log10 frequency scale for spectr Joe Desbonn 4. 2014-02-02 [3] [SoX-devel] rounding error in status VU, els Jan Stary