The analysis of dynamic engine vibration and the accurate measurement of angular vibration is a non-trivial task, as a more in-depth analysis of boundary conditions reveals. Tools for
Using Source Contribution Analysis (SCA) and Structural Animation (STA) in the DATS software for the analysis of complex structural dynamics This post uses Source Contribution Analysis (SCA) techniques
We have scoured LinkedIn, Twitter and the rest of the Internet to find these cool acoustics links. And since two of them are themselves lists of 10 you’re
Semia has been a long standing partner with Helitune, one of the CMG companies, and has distributed Helitune products for the last 20 years to the French market.
HVAC (Heat Ventilation Air Conditioning) units are devices used in various applications, such as cars, buildings, aircraft etc. They facilitate the transport and conditioning (heating, cooling, changing of
Download as PDF The National Satellite Test Facility (NSTF) is a new facility in the United Kingdom for the environmental testing of complete satellites and large sub-assemblies. To
Every year Prosig provide a prize for the best student project at both the University of Portsmouth and the University of Southampton. We are pleased to announce that this
Here’s our latest collection of noise, vibration & acoustics stories from all corners of the internet. We hope you enjoy them. Leave us a comment. Architectural Acoustics via
This post covers how to upsample and downsample data and the possible pitfalls of this process. Before we cover the technical details let us first explain what we mean
When analyzing rotating shafts some terms are often confused. This post will attempt to explain the differences. So, what are vibration, torsional vibration and twist? What is Vibration? We
We’ve been carefully tracking acoustics related tweets on Twitter and present here a few of the highlights. We do this sort of thing so that you don’t have
Richard O’Sullivan is a respected engineer who has worked throughout the world on noise & vibration measurement solutions in automotive, aerospace and beyond. Hear about some of the
Nyquist theory is generally understood, but this understanding usually relates to time sampling and the conversion to the frequency domain. Rotational order analysis and the effect of the
When using modern, high technology measurement devices one can often be tripped up by the simplest things. The most common is the ground loop. Time and again this
Here’s our latest collection of noise, vibration & acoustics stories from all corners of the internet. We hope you enjoy them. Leave us a comment. Energy via The
Seismic Qualification Testing for US Nuclear Power Generating Stations Part 1 (Random Vibration Testing) The nuclear power industry in North America (USA, Canada & Mexico) requires seismic qualification
Exhaust Vibration Measurement – Customer Requirement One of Prosig’s customers needed to perform exhaust vibration measurement on some of their vehicles. They contracted Prosig to take the measurements and provide reports
Amplitude Quantization Error – Summary This article explains what amplitude quantization error is and what can be done to avoid it. Typically quantization error is caused during acquisition
There are many ways to calculate speech articulation index and each has its advantages in different applications. Prosig’s DATS includes four methods for evaluating the Articulation Index as seen in
As its name suggests Operational Deflection Shape analysis shows the vibration pattern experienced during normal operational condition. This is different to other structural vibration tests such as impact
Prosig will be exhibiting at the Automotive Testing Expo China 2015 at the Shanghai Everbright Convention & Exhibition Center in China from 15th to 17th September 2015. Automotive Testing
Here’s our latest collection of noise, vibration and acoustics stories from all corners of the internet. We hope you enjoy them. Leave us a comment. Acoustics via Business
Having played the trumpet for over 10 years I have left many an orchestral rehearsal with my ears ringing courtesy of the onslaught of noise from the trombone
