#4 – We’ll add the noise control afterward, if needed Noise control added after the fact has a nasty tendency to make equipment bulky, heavy, expensive, inefficient, and difficult to…
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#3: Forgetting about noise control engineering Because most of us can hear decently, it’s easy to overestimate our understanding of acoustics and to underestimate the skill required to control noise….
#2: This Plant wasn’t a problem the last time we built it Perhaps that’s true, but a lot of factors can get overlooked if you’re not thinking correctly about noise….
#1: How could OUR noise be annoying? We tend to perceive “our” noise through a lens of positive connotations. It’s the sound of building things, providing jobs, delivering entertainment, powering…
A golden opportunity for source noise control Recent news reports describe how the Golden Gate Bridge now “sings” in high winds. It all started after the recent installation of railings…
No flying cars (yet). No robot maids (yet). No Mars colonies (yet). At least we have active noise cancellation (ANC), right? Experiments with cancellation of sound by sound started as…
In product design it’s not uncommon to take the approach of “waiting to see how noisy the machine turns out”, and only then consider noise control. If you don’t know…
Because decibel differences are difficult for most people to interpret, they often seek to describe noise improvements using a more practical yardstick: how much quieter it’s going to sound. …
One of the most common noise education resources out there is the dB thermometer. It’s also one of the most potentially confusing to the uninitiated. A medical thermometer gives…
No. 2 in a series on Myths, Misunderstandings, and Magical Thinking about Noise It’s not uncommon for the “decibel” or “dB” to be discussed as if it’s a physical unit…