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Oakley, William H.

*U.S. Patent No. 220,169 , 09/30/1879 (app. 07/01/1879) IMPROVEMENT IN SOUND-COLLECTORS (class: 181/175) Oakley, William H. [abstract] [DjVu36KB]

Olson, Harry F.

*U.S. Patent No. 1,988,250 , 01/15/1935 (app. 02/17/1934) LOUD SPEAKER AND METHOD OF PROPAGATING SOUND (class: 381/184; 181/147; 181/163; 381/89) Olson, Harry F. and Collingswood, N. J. (assignee: Radio Corporation of America) [abstract] [DjVu89KB]

*U.S. Patent No. 2,007,748 , 07/09/1935 Acoustic Device Olson, Harry F. (assignee Radio Corporation of America) [abstract] [DjVu182KB]

*U.S. Patent No. 2,390,847 , 12/11/1945 (app. 08/13/1941) SIGNAL TRANSLATING APPARATUS (Underwater Microphone) (class: 181/142; 333/32; 367/172; 367/174) Olson, Harry F. (assignee: Radio Corporation of America) [abstract] [DjVu116KB]

Orban, Robert A.

Patents:
3,980,828 Reverberation system with extended frequency response
4,103,243 Method and system for controlling peak signal levels in a bandlimited recording or transmission system employing high-frequency pre-emphasis
4,208,548 Apparatus and method for peak-limiting audio frequency signals
4,228,368 Polarity correcting circuit
4,241,266 Peak-limiting apparatus for audio signal
4,249,042 Multiband cross-coupled compressor with overshoot protection circuit
4,412,100 Multiband signal processor
4,460,871 Multiband cross-coupled compressor with overshoot protection circuit
4,495,643 Audio peak limiter using Hilbert transforms
4,525,857 Crossover network
4,674,122 Encoding for the FMX companding system
4,837,824 Stereophonic image widening circuit
4,888,789 Adjustable equalizer for compensating for high frequency rolloff and typical AM receivers
5,050,217 Dynamic noise reduction and spectral restoration system
5,168,526 Distortion-cancellation circuit for audio peak limiting
5,282,252 Audio equalizer providing reciprocal equalization plus infinite-depth notch
5,444,788 Audio compressor combining feedback and feedfoward sidechain processing
5,574,791 Combined de-esser and high-frequency enhancer using single pair of level detectors
6,337,999 Oversampled differential clipper
6,434,241 Controlling the peak levels of the FM composite signal by half-cosine interpolation

Papers:
A Short History of Transmission Audio Processing in the United States

Alumnus:
AKG Acoustics

Orozov, Borislav Lubenov

U.S. Patent No. 6,239,655, 05/29/2001 (app. 08/02/1999, serial 365,019) MICROPHONE AMPLIFIER WITH DIGITAL GAIN CONTROL (class: 330/86; 330/282; 381/121, international: H03F 001/36; H03F 021/00) Orozov, Borislav Lubenov of Meridian, MS and Caldwell, Dennis Lloyd of Meridian, MS and Hand, Larry Eugene of Meridian, MS and Stuckman, Thomas Richard of Meridian, MS (assignee: Peavey Electronics Corporation of Meridian, MS) [Pt-Txt30KB] [DjVu*73KB]

Orr, John Herbert

Began manufacturing magnetic recording tape after World War II, marketed under the brand IRISH. Founder of Orradio Industries, Inc., which became the Magnetic Tape Division of the Ampex Corp. in 1960, which became Quantegy, Inc. in 1995.

Orvis, Orel D.

*U.S. Patent No. 227,644 , 05/18/1880 (app. 01/07/1880) SOUND-ARTICULATOR. (class: 181/127) Orvis, Orel D. [abstract] [DjVu72KB

Overley, John P.

E-V alumni.

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Parrish, Craig

DPA Microphones - Sales and Marketing Manager

Parse, David

Currently: Ashly Audio, Inc. - C.E.O.

Pearce, Frederick

*U.S. Patent No. 532,718, 01/15/1895 (app. 12/13/1893, no model, serial 493,517) PHONOGRAPH. (class: 188/186) Broich, Joseph of Brooklyn, NY (assignee: Pearce, Frederick of New York, NY) [DjVu202KB]

Peavey, Hartley D.

Chairman of the Board/CEO, sole owner
Peavey Electronics Corporation
711 "A" Street
P. O. Box 2898
Meridian, MS 39302-2898

Web: http://www.peavey.com

Resources:
Hartley D. Peavey - Professional Biographical Information

Pennington, Terris L.

Director of Corporate IT - Rane Corp.

U.S. Patent No. 4,882,664, 11/21/1989 (App. 06/08/1988) Synchronous modulation circuit Pennington, Terris L. (assignee Rane Corporation) [abstract] [DjVu137KB]

Engineer - Phase Linear

1983 Designed Rane’s Model MA 6

Petersen, George

Currently: Editor of Mix Magazine

Pledger, John

Currently: Executive Primedia publications

Pless, Ernst Ing.

Co-founder: AKG Acoustics - 1945, Vienna, Austria

Ponto, Robert

Patents:
U.S. Patent No. 4,571,554 , 02/18/1986 (app: 10/20/1983, serial 543,923) BALANCED AMPLIFIER DEVICE (class: 330/252; 330/171; 330/297 - international: H03F 003/45) Martin, Hardison G. of Louisville, KY and Ponto, Robert of Louisville, KY (assignee: Innovative Electronic Designs, Inc. of Louisville, KY) [PtTxt44KB] [DjVu*55KB]

Potter, Lynn J.

President, LynTec, Inc., Lenexa, KS

Purple, Dave

Recording engineer, dbx alumni

Putnam, M.T. “Bill” (Sr.)
1920-1989

Founded the Universal Recording Corp. in Chicago and Universal Audio, which later became UREI®.

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Quilter, Patrick H.

QSC Audio Products, Inc.

U.S. Patent No. 4,321,554, 03/23/1982 (app. 01/14/1980, serial 111,687) TIME-DELAYED, VARIABLE OUTPUT CURRENT LIMITING MEANS FOR POWER AMPLIFIERS (class: 330/298; 330/297, international: H03F 003/04) Quilter, Patrick H. of Laguna Beach, CA (assignee: QSC Audio Products, Inc. of Costa Mesa, CA) [Pt-Txt50KB] [DjVu*106KB]

U.S. Patent No. 5,767,744, 06/16/1998 (app. 11/21/1996, serial 753,185) LIGHTWEIGHT FIXED FREQUENCY DISCONTINUOUS RESONANT POWER SUPPLY FOR AUDIO AMPLIFIERS (class: 330/297; 330/289; 330/298; 363/24, international: H03F 001/30) Irwin, Gordon L. of Bothell, WA and Quilter, Patrick H. of Laguna Beach, CA (assignee: QSC Audio Products, Inc. of Costa Mesa, CA) [Pt-Txt81KB] [DjVu*285KB]

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