An audio resource directory
Category
manufacturer
Acoustic-treatment company that has treated spaces for over 15 years, custom-making affordable bass traps and acoustic panels and selling DIY acoustical materials for studios, home theatres, churches and offices. Its site offers a room calculator for panel quantities.
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Free online room-mode calculator from acoustic consultant amcoustics. Enter room dimensions to calculate room modes, with accompanying articles explaining what room modes are and how to deal with them.
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ARTA is a PC sound-card measurement suite combining impulse and spectrum analysis, stepped-sine testing and loudspeaker impedance measurements. Version 1.9.8 became freeware in December 2024 after ARTALABS closed, so this is an available software resource rather than an active software company.
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Acoustic-treatment company combining room-performance engineering with decorative product design for hi-fi, cinema, studios and architectural spaces. Its domestic range separates absorbers, diffusers, bass traps and mounting systems, while Impulso software measures reverberation and simulates adding the company’s treatment products.
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US maker of acoustic panels, bass traps, baffles, diffusers, room kits and custom and art panels, plus materials and supplies, with design, installation and quoting help for homes, studios, architects and builders.
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Audient is a UK recording-equipment company founded in 1997, with interfaces ranging from compact iD and EVO models to its Horizon Thunderbolt range. Its website also supports recording and mixing workflows through tutorials, an interface finder and studio-focused product information.
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US acoustic-treatment maker founded in 1977, starting in its founder's garage to make affordable acoustical products. Its range includes LENRD bass traps, Roominator room kits, ProMAX stands and SonoLite wall panels.
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Dayton Audio OmniMic V2 is a calibrated USB microphone and Windows measurement-software system for speakers and listening rooms. Its tools include frequency and impulse response, distortion, reverberation, bass decay and polar plots, with software tied to the supplied microphone hardware.
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Dirac Live Room Correction measures a speaker system at multiple listening positions and generates playback correction filters. It runs through compatible audio devices or a separate computer-audio processor, with licensing distinctions for correction bandwidth, channels and additional bass or speaker-cooperation features.
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Dutch maker of active loudspeakers, based in Capelle aan den IJssel, that designs each speaker and its interaction with the room as one system. The 8c and the more compact 6c combine amplification, streaming, DSP and the company's RoomMatching room adaptation.
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Finnish monitoring specialist designing and manufacturing loudspeakers in Iisalmi for production, home audio and installed sound. Its Smart Active Monitoring products combine active loudspeaker engineering with GLM calibration, while the site also provides setup guides and immersive-audio education.
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Acoustic-treatment manufacturer founded in Atlanta in 2004, serving studios, home theaters, hi-fi rooms and other spaces. Its range combines absorbers, bass traps and diffusers with free room-design consultation and educational material, with manufacturing facilities in the United States and Europe.
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Canadian maker of audio isolation products, based in Markham, Ontario, and selling them since 2012. Its isolation feet, ISO stands and mounts for speakers and other gear are sold for both home audio and pro audio.
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German maker of compact active loudspeakers with cardioid room control and DSP, aimed at home listeners, studios and custom installers. The Kii THREE and Kii SEVEN are its main models; the company is based in Hamminkeln.
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miniDSP is a Hong Kong-based developer of audio DSP and measurement platforms, founded in 2009. Its catalogue includes crossover processors, room-correction systems and measurement hardware, with Flex illustrating a configurable two-input, four-output processor and optional Dirac Live licensing.
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Primacoustic supplies physical acoustic treatment for studios, homes and commercial spaces. Founded in 2000 as a Radial Engineering division, it offers wall and ceiling systems, prepackaged London room kits and design support rather than electronic playback-correction software.
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PSI Audio is a Swiss maker of active studio monitors using analogue control, phase compensation and individual calibration. Its AVAA active bass absorbers address low-frequency room resonances independently of the playback signal chain, complementing rather than replacing other acoustic treatment.
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Connecticut acoustic-treatment manufacturer supplying membrane bass traps, absorbers, diffusers and related room products. Its site pairs hardware with placement guidance and acoustics education, and explicitly distinguishes improving sound inside a room from soundproofing against noise entering or leaving it.
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Room EQ Wizard, usually called REW, is measurement software for investigating how speakers, subwoofers and rooms behave together. The core application is free to use and provides response graphs and EQ tools; acoustic measurements require suitable microphone hardware.
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Audio-engineering reference site combining calculators with explanations of acoustics, recording and electrical quantities. Its tools cover decibels, voltage levels, wavelength and room modes, with individual pages exposing assumptions and limitations rather than providing automatic measurement or room correction.
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Audio-technology company founded in 2012 that makes SoundID Reference speaker and headphone calibration, Virtual Monitoring for spatial sound on headphones and the ORIA Mini room-correction system.
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Vicoustic is a Portugal-founded acoustic-treatment company offering panels, diffusers, bass-control products and sound-isolating booths. Its range serves studios, hi-fi rooms, home cinemas and architectural spaces, with room-design consultancy and a company timeline that now records a 2026 UniVicoustic combination.
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