Don Keele
D. B. (Don) Keele, Jr.’s Summary
Bio as of Feb. 2008
Don Keele has worked for several companies in the area of loudspeaker R&D and measurement technology including Electro-Voice, Klipsch, JBL, Crown, and Harman. He holds three patents on “constant-directivity” loudspeaker horns, has four patents pending, and is a fellow of AES and a member of ASA. He wrote for Audio Magazine as a Senior Editor performing loudspeaker reviews. More recently, he worked for Harman/Becker Automotive Systems in the advanced technology development group and was a member of the Harman corporate acoustics engineering group working under Floyd Toole. Currently he is back at Harman/Becker working in the simulation and virtual acoustics group. Read more »
George Massenburg
George Y. Massenburg (b. Baltimore, Maryland, United States) is an award-winning recording engineer and inventor. Working principally in Baltimore, Los Angeles, Nashville, and Macon, Georgia, Massenburg is widely known for his 1972 paper on the parametric equalizer.
Background
At 15, Massenburg worked part-time both in the recording studio and in an electronics laboratory. He attended Johns Hopkins University, majoring in electrical engineering. As a sophomore, he left the University and never returned. Read more »



