Hypersonde (1968) reflects the fascination of a young composer with the marriage of electronics and music. Maurice Hinson's Guide to the Pianist's Repertoire notes, "Five microphones are attached close to the strings to modify the sound electronically. Written so that a particular note on the upper staff stands for a microphone placed closed to the string sounding that pitch." Performing directions are included. Robert Ehle is currently Professor of Music Theory and Composition and Graduate Coordinator in the School of Music at the University of Northern Colorado, and has been working on a series of compositions which seek to translate musical languages from around the globe. Foradvanced performers.