At Bell Telephone Laboratories (Murray Hill, N.J., U.S.) during the 1960's, Witt Witnebert focused mainly on research into lasers. He helped Cecil Coker design the photocells used by John Cage in
Variations V (1965). For
9 Evenings, he constructed preamplifiers for a number of performances and assembled the electronic components for the mobile platforms used by Deborah Hay in
Solo.
[Documents available in the collection about Witt Wittnebert...]