featured Archive
Where Does The Noise Come From?
Posted on May 14, 2012 | 2 CommentsWhen one thinks of noise in a signal it is generally associated with having been added in some way to the amplitude of a signal. This is not always the...
Waterfall Analysis: Frequency Resolution and Smearing
Posted on April 18, 2012 | No CommentsWhen measuring noise and vibration in rotating machines, especially complex devices like automobile engines, it is very important to fully understand what is being measured and what analyses need to...
Understanding the Importance of Transducer Orientation
Posted on March 20, 2012 | No CommentsWhen monitoring vibration on large gas or steam turbines and generators with fluid-film bearings, the relative movement of the shaft within the bearing is typically measured by a pair of...
Testing Times : Why & How We Measure Noise & Vibration
Posted on February 28, 2012 | No CommentsWe’re going to look today at some of the practical aspects of testing and consider why it’s important that you should measure and, more importantly, understand the noise and vibration...
Why is the microphone pressure reference 2*10-5 Pascals?
Posted on February 7, 2012 | No CommentsThis seemingly simple question is actually quite fundamental. To answer the question we need to consider sound intensity. Now sound intensity is defined as “the average rate of flow of...
Measuring Torsional Vibration 101
Posted on January 24, 2012 | No CommentsDo you need to measure torsional vibration? Interested in shaft twist? Worried about rotational jitter? Don’t worry, we’ve got it covered. Here we have gathered together our most popular articles...
