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Chevin Research Ltd
Supplies a range of high powered audio amplifiers, engineered and built for professional users.
CR Developments Ltd.
Manufacturer of tube transistor amplifiers.
Electrocompaniet
Manufacturers of preamplifiers, integrated and power amplifiers. Product and contact details available.
Gelicon Ltd.
Manufacturer of power amplifiers for public address, including the Gelicon400. Saratov, Russia.
Grommes Precision Electronics, Inc.
American manufacturer of original, custom, and private labeled audio and electronic components for use in commercial, consumer, and industrial applications.
Neva Audio
Manufacturer of professional power amplifiers.
QSC Audio Products
Power amplifiers, digital signal processing and signal transport.
Sunrise Engineering and Design Inc.
Makers of the TRUE Precision 8 Microphone preamp. News and reviews, technical support, and product ordering information.
SWR Sound Corporation
Manufacturer of professional amplifiers. Site includes product descriptions, retailer lists, support information, and catalog.
Tripath Technology, Inc.
Developers of digital amplifiers for the audio and communications markets.
World Audio Design
Tube amplifier and pre-amplifier kits, loudspeaker kits and related publications.