AES New York 2015 Presenter or Author

D.B. (Don) Keele, Jr.

D.B. (Don) Keele, Jr.

Primary Affiliation: DBK Associates and Labs - Bloomington, IN, USA
AES Member Type: Life Fellow

Don Keele has worked for several companies in the area of loudspeaker R&D and measurement technology including Electro-Voice, Klipsch, JBL Pro, Crown, and Harman International. He holds eight patents with topics including "constant-directivity" loudspeaker horns, loudspeaker arrays, and signal processing. He is a fellow of AES and a member of ASA.

For ten years 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 heads his own consulting company DBK Associates and Labs. His passion for the last 15 years has been to promote the use of CBT (Constant Beamwidth Transducer) loudspeaker technology in the loudspeaker industry.

Mr. Keele holds two BS degrees in EE and Physics from California State Polytechnic University and an MSEE degree from Brigham Young University where he minored in acoustics. He has presented and published over 45 technical papers on loudspeaker design and measurement methods and other related topics, among them the paper for which he won the AES Publication Award, "Low-Frequency Loudspeaker Assessment by Nearfield Sound-Pressure Measurement".

He is a frequent speaker at AES section meetings and workshops, has chaired several AES technical paper sessions. Mr. Keele is a past member of the AES Board of Governors; the AES review board, and is past Vice President, Central Region USA/Canada of the AES. Mr. Keele received the TEF Richard C. Heyser Award in 2001. In 2002, he received a Scientific and Engineering Academy Award from the Academy of Motion Picture Arts and Sciences for work he did on cinema constant-directivity loudspeakers. More recently in 2011 he received the ALMA Beryllium Driver Award for Lifetime Achievement.

More Info: http://www.dbkeele.com/

Session List

Oct 30: P6: Transducers—Part 2: Loudspeakers
Time/Phase Behavior of Constant Beamwidth Transducer (CBT) Circular-Arc Loudspeaker Line Arrays (Author)

Oct 30: EB3: Transducers—Part 2
Implementation of Segmented Circular-Arc Constant Beamwidth Transducer (CBT) Loudspeaker Arrays (Author)

Nov 1: P22: Sound Reinforcement
Directivity-Customizable Loudspeaker Arrays Using Constant-Beamwidth Transducer (CBT) Overlapped Shading (Author)

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