Knowledge Hub

Listen have recently announced the release of SoundCheck 19. This update includes powerful advancements for users making multichannel measurements. The single channel RTA is replaced with a new multi-channel version for viewing multiple signal paths simultaneously, a new RT60 room acoustics module is available, and WASAPI-exclusive mode and AmpConnect 621…

Here at AcSoft, we often get asked about the difference between FFT analysis and 1/3 octave analysis, so, equipped with an Apollo and Samurai software, John gives a short non-mathematical description of the two methods, and how they differ in practice, especially when converting from FFT to 1/3 octaves. To…

gfai tech has recently announced the release of a new feature for their software NoiseImage, DynaBeam. Because of this, scanning a 3D model with just your Acoustic Camera and representing the noise image results on it, is now possible. NoiseImage is a powerful software for acoustic measurements in fields such…

In 1928, Georg Neumann in Berlin made the world’s first condenser microphone, and his company became legendary in the world of studio microphones and music recording, and still today, the famous U87 microphone is a standard in that field. After Germany was split by the Iron Curtain after the war,…

New Class 2 instrument boasts patented MEMS microphone, lifetime warranty and measurement range up to 141dB Peak Svantek has launched its SV 973 sound level meter for reliable and accurate measurement of noise in the workplace. The new Class 2 instrument features a patented MEMs microphone with lifetime warranty and…

Since the country locked down in March, questions have arisen regarding calibration of instrumentation, either in the laboratory or in the field, and the implications of extended periods outside the recommended calibration intervals. When noise monitoring equipment is installed on site, it will be as the result of a planning…

To perform professional acoustic measurements, you need kit which meets a high standard of performance, after all, legal metrology has consequences. For example, if a noise limit is imposed on a construction site, you need to know with a demonstrable level of confidence, that your measurement is correct. In the…

What is an acoustic camera? An acoustic camera is used for locating and visualising sources of sound. It uses a microphone array which processes sound signals for sound analysis and to establish the location of sound sources. Some acoustic cameras, such as the acoustic camera from gfai tech, also use…

Good building acoustics is about controlling the quality of sound inside a building so that it is kept at a reasonable and comfortable level, while also suppressing noises coming from outside of the building. This will include: Achieving good speech intelligibility in a theatre, restaurant or railway station Enhancing the…

With the terms ‘vibration’ and ‘noise’ regularly being used interchangeably, there is often confusion surrounding the precise definition and difference between the two. This ambiguity leads to many questioning what is the difference between vibration and noise? Vibration Despite their common confusion, vibrations and noise differ quite significantly. Vibrations are…

Combination of robust 8” tablet and DSP-based analyser is ideal for range of occupational health and environmental monitoring applications Reinforcing its position at the forefront of sound and vibration instrumentation and software, AcSoft has introduced the latest NoisePAD four-channel real time Acoustics & Vibration Analyser from SINUS. The combination of…

Microflown Technologies Voyager mobile data acquisition and vibro-acoustic analysis device sets new benchmark for on-site, real-time NVH testing  Reinforcing its position at the forefront of sound and vibration instrumentation and software, AcSoft has introduced The Voyager mobile data acquisition and vibro-acoustic analysis device from Microflown Technologies, specially designed to set…