Carl Fravel | Knowledge, Experience, Perspective
History of Gentle Electric While working at Aries Music in the Fall of 1976, Carl Fravel had some conversations with Dennis Colin, the designer of the Arp2600 and of the Aries, about pitch following for analog synthesizer control. Dennis had prototyped a pitch follower using cascading octave lowpass filters, but didn't create a product from it. After leaving Aries, Carl founded Gentle Electric, for which he designed a pitch follower a using a different approach (a time-domain pattern recognition algorithm
Carl relocated Gentle Electric to Delta, CO in 1980, employed the services of Ed Horton, and turned over the daily operations of Gentle Electric to Ed in 1986 when Carl accept a position at WaveFrame in Boulder, CO.
The last analog Gentle Electric Model 101 Pitch and Envelope Follower was sold to Steven Adams in about 1986. Steven attempted to use it to create a prototype of a pitch reader input device for personal computers, for application in music education.
Carl Fravel | Knowledge, Experience, Perspective