Conceived and realized by the Groupe de Recherches Musicales (Musical Research Group) of the National Audiovisual Institute, Paris, France, GRM Tools is the result of numerous years of research and development by composers and sound designers in sound transformation software.
GRM Tools Spectral Transform 3 contains:
- Contrast: An independent modification of three groups of frequency components, according to the strength of their amplitudes.
- Equalize: A 31-band graphic equalizer.
- FreqWarp: Transform a sound by rearranging its frequency components in a completely free and creative way.
- FreqShift: Transform a sound by any combination of frequency scaling or frequency shifting.