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.

Join the Best Musicians and Composers in Praise of the Equal Interval System Course...

Contact for more information.