News

27. November 2020

On-site Sound Insulation Measurements

On-site Sound Insulation Measurements

Taking building acoustic measurements requires expert knowledge and experience. The well-trained specialist understands which tools are essential to the task and how the tests should be ...

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12. August 2019

Extreme acoustics in the shooting range

Extreme acoustics in the shooting range

Imagine this scene in a Hollywood action movie: Two police officers are chasing the bad guy in an industrial area surrounded by high concrete walls. A wild gunfight ensues for several minutes. In the end, the police capture the bad guy and all walk off unhurt.

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06. May 2019

STI Reporter Supports International Standards

STI Reporter Supports International Standards

The NTi Audio STI Reporter is an MS Excel tool for reporting speech intelligibility in rooms with multiple measurement points. The tool has now been further developed to include the ISO, CEN, DIN, and VDE country-specific standards.

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26. March 2018

New Omnidirectional Sound Source & Amplifier

New Omnidirectional Sound Source & Amplifier

Measuring the sound insulation and reverberation time in multi-roomed buildings can become pretty tiring. Carrying a heavy amplifier & loudspeaker from room to room is cumbersome. To stop you killing yourself in your daily work, NTi Audio has developed a new lightweight, yet robust omnidirectional sound source together with a powerful amplifier.

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23. February 2018

Speaker and Microphone Measurements: Eliminate reflections while testing

Speaker and Microphone Measurements: Eliminate reflections while testing

In acoustic quality testing of loudspeakers and microphones, reflections can produce inaccurate results and should therefore be excluded as far as possible. There is a viable alternative to building a large anechoic chamber; testing can be done in a reverberant room, and the reverberation can be electronically removed from the measurement results...

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