Through the use of modulators with frequencies that are non-integer multiples of the carrier signal (i.e. non harmonic), atonal and tonal bell-like and percussive sounds can easily be created.
His live music, when clearly apprehensible, as in the writing for children, is compellingly strange: disjunctive yet flavoursome; not exactly tonal nor atonal nor modal; always quasi-electronically sliding in pitch.
A more vibrant enthusiasm, a stronger sense of tonal colours, a refinement that was not "raffin", gave them pre-eminence as long as this personnel endured.
