Are you ready for a radical change in the way you see and hear music?

Lyle (Spud) Murphy's Equal Interval System (EIS) moves beyond traditional theory with a fresh and innovative way to composing music that will unleash your creativity.

Spud's Equal Interval System proposes a unique technique to Horizontal composition that encompasses all forms of musical doctrines: diatonic, classical, contemporary and pop sounds. Find new and unique sounds from the simplest to the most complex relationships possible with 12 equal intervals, using only a half dozen rules.

Download the EIS Brochure now (Acrobat PDF): includes introduction to the course, musical examples, list of EIS students, Course of Study, and Spud Murphy biography.

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