Professional audio & video manufacturers - O.
Professional audio & video manufacturers - O.

OAP Audio Products
USA based manufacturer of PA and sound reinforcement loudspeakers and loudspeaker systems in addition to the manufacture of weatherproof speakers.
OAP Audio Products, 310 Peachtree Industrial Boulevard, Buford, GA 30518, USA.
Tel: +1 770 945 1033. Fax: +1 770 945 1843..

Ocean Engineering Enterprises
USA based company that manufactures audio systems and transducers for underwater usage (mostly audio range), normally trades as just Oceaners.

Ocean Way Audio
USA based company that manufactures studio monitors and VST drum software.
Distribution: In the Benelux countries by X-Fi and in Japan by Zephyrn
Homepage: -- Ocean Way drum software homepage.
Ocean Way Audio, 2211 N. San Fernando Blvd., Burbank, CA 91504, USA.
Tel: +1 818 847 8757. E-Mail: ernie =at= or allen +at+

Ohm UK See --> Idex Ltd. (PA speakers & amplifiers)

Ohrwurm Showtechnik (PA loudspeakers) See --> Axel Joost Elektronik

Okayo See --> Okayo

Russian manufacturer of small transducers, including studio microphones.
JSC "OKTAVA", 24 Kaminsky str., 300000, Russia.
Phone : +7 0872 200055. Fax : +7 0872 360177 or 200245. Email : oktava at

USA based furniture manufacturer, specialises in recording, broadcast, MI related and educational furniture, racking and infastrucure items.
Omnirax, P.O. Box 1792, Sausalito, CA 94966, USA.
Tel: +1 415 332 3392. E-Mail: info )at(

Omnitronic (DJ orinted products) See --> Steinigke Showtechnic

Omnitronics LLC
USA based company that sell & manufactures microphones under the CAD brand.
Distribution: In Holland by RSL & Partners
Homepage: .
Omnitronics LLC., 341 Harbor St., Conneaut Ohio 44030, USA
Tel : +(440) 593 1111. Fax : +(440) 593 5395.

Dutch company that makes minidisk recorders.
Phone/fax : +31 30 6373818. Email : info at

Opamp Labs Inc.
USA based company that manufactures audio and video utility products primarily intended for the professional audio and broadcast market. The company also runs a specialist technical bookstore at the same address that deals in new and used technical books.
Homepage: -- Opamp bookstore
Opamp Labs Inc., 1033 N Sycamore Av., Los Angeles, CA 90038, USA.
Tel: +1 323 934 3566. Fax: +1 323 462 6490..

Opti-Case Inc.
USA based maker of custom flight cases & trunks, company sometimes referred to as Opti-Sound.
Opti-Case Inc., 1175 CR 481 W., Henderson, Texas 75654, USA.
Tel: +1 903 657 5666. Fax: +1 903 657 6030. E-Mail: sales at

German perceptual coding specialist, manufactures voice, data, music and video quality testing equipment and software in addition to offering consultation and quality & conformance testing in the same sector, and handles licensing of perceptual & quality testing technologies. Company founded in 1995 by ex-Fraunhofer researcher Michael Keyhl..
Opticom, Nägelsbachstrasse 38, D - 91052 Erlangen, Germany.
Tel: +49 (0) 91 31 53020 0. Fax: +49 (0)91 31 53020 20. E-Mail: info ||at||

German company that makes and licenses low latency optical and electrical digital networking technologies and products. The equipment they make are primarily utility products that mate various digital audio and video standards to the Opticore and a Cat-5 Ethernet based protocol & stack called SANE. Company was founded by Marc Brunke in 2003, but he had been delivering products under the name as a sole trader since 1996 at the least.
Distribution: In Sweden by Arva Trading
Homepage: .
Optocore GmbH, Lohenstrasse 8, 82166 München-Gräfelfing, Germany.
Tel: +49 (0)89 899 9640. Fax: +49 (0)89 899 96455

Optogate (Test and utility products) See --> Axel Joost Elektronik

Oram Professional Audio Ltd

British company that manufactures recording consoles, outboard equipment, summing mixers, studio monitors and related studio electronics and paraphernalia, in addition the company makes guitar pickups. Company run by John Oram who is a well know British pro-audio personality that amongst other things used to work at Trident Audio Developments. The pickups the company makes are made in co-operatinon with Dommenget Custom Guitars and Uli Jon Roth.

From 2000 until about 2008 the company also sold products and operated under the Trident Audio name but had to vacate its use. Company originally founded in 1995 as Oram Sonics Ltd. Changed its name to Trident Audio Ltd. in 1999 and to the current name in 2008
Oram Professional Audio Ltd., Old Forge Barn, Wrotham Road, Hook Green, Meopham, Kent DA13 0JE, United Kingdom.
Tel: +44 (0)147 481 5300. Fax: +44 (0)147 481 5400. Skype:

Orban See --> Nabro Able LLC

Orosys SAS
French manufacturer of pro-audio products that they sell under the Two Notes Audio Engineering brand, the main product is a digital speaker and cab simulators available in both software and hardware form that are intended for DI recording of guitars and basses.
Distribution: In Belgium by Cream Audio, in Canada and the USA by Diffusion Audio, in Greece by High-Gain
Homepage: .
Orosys SAS, ZI du Salaison, Zone ARES – Bât. 3B, BAL n°6, 145 rue de la Marbrerie, 34740 Vendargues, France.
Tel: +33 (0)484 250 910. Fax: +33 (0)467 595 703.

Ortofon (DJ Products) See --> Ortofon

Japanese manufacturer of professional and semi-pro recording, duplicating and broadcasting equipment.
Homepage: - USA Homepage
Distributed in Sweden by POL Teknik

OTO Machines
French company that manufactures hybrid analogue/digital signal processors.
Distribution: In France by MESI and in North America by GSF Agency
Homepage: .
OTO Machines, 27 Boulevard Saint Martin, 75003 Paris, France.
Tel: +33 (0)1 75 50 61 04. E-Mail: sales {at}

Out Board See --> Sheriff Technology

Italian manufacturer of sound reinforcement and other pro and semi-pro products.

USA based manufacturer of audio products targeted towards sound installations. The company also has a line of products geared towards hime sound system installtions and multiroom systems that they sell under the Zon brand.
Distribution: In South Africa by Homemation
Homepage: .
Oxmoor Corporation LLC., 309A Cahaba Valley Parkway North, Indian Springs, AL 35124, USA
Tel: +1 205 982 8200. Fax: +1 205 982 8292. E-Mail: info !at!

OWI Inc.
USA based company that manufactures sound installation, architectural and outdoor loudspeakers in addition to wireless microphone systems.
OWI Incorporated, 17141 Kingsview Ave, Carson, CA 90746, USA.
Tel: +1 310 515 1900. Fax: +1 310 515 1606. E-Mail: info [at]

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The site was last compiled on Sun Nov 10 2013 at 9:15:00am