| Acoustics FAQ | | A Newsgroup FAQ document intended to answer frequently asked questions about acoustics. |
| ARS TECHNOLOGIES | | Development, production and sales of systems in the fields of radar and sonar technology as well as consultancy work. |
| Beyond Discovery: Sounding Out the Ocean's Secrets | | Researchers today apply their knowledge of how sound travels through water to carry out a myriad of tasks such as detecting underwater eruptions, measuring ocean temperature, and monitoring marine mammals behavior. |
| Hearing Damage And Loud Music | | Document on the relationship between loud noise and ear damage, with particular reference to young people and loud music. |
| Imagine | | Project to develop new calculation methods for railway, road, industrial and aircraft noise, run by European consortium. |
| NewLeap Ltd | | Develops acoustical hardware and software for scientific research in the underwater environment, including a bio-acoustic monitor allowing the recording of cetacean echo-location signals. |
| Particle Velocity Acoustical Sensors | | Overview of the microflown technology to measure the entire range of acoustical properties like particle velocity, sound power and ( three dimensional ) sound intensity |
| RDA Inc | | Specializing in Sonar, R&D systems, anti-submarine warfare (ASW), and acoustics engineering. |
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