Phil Ogison's meditations on clouds, using no synthesizers, all delayed electric guitar.

For the first time with Impulsion are presented all of the works for tape by Coulombe Saint-Marcoux (all but two which have disappeared). This historical disc is the occasion to discover the work of one of the Canadian electroacoustic pioneer.

A guitarist and composer devoted to contemporary music, Arturo Parra presents here five mixed works created in collaboration with five notorious practitioners of acousmatics.