Complex sentence: In the late 1980s, keyboards in the synth lab at Berklee College of Music were equipped with membrane thin ribbon style controllers designed by Jeff Tripp of Perfect Fretworks Co. They functioned as MIDI managers as well as expression tools, and were known as Tripp Strips.
Split into simpler sentences: In the late 1980s, keyboards in the synth lab at Berklee College of Music were equipped with membrane thin ribbon style controllers that output MIDI. Designed by Jeff Tripp of Perfect Fretworks Co., they were known as Tripp Strips.