How does sound become noise?
How does sound become noise? People who “own” a noisy process or activity are often…
David NelsonJune 17, 2020
How to make a bridge stop howling
A golden opportunity for source noise control Recent news reports describe how the Golden Gate…
David NelsonJune 11, 2020
Active Noise Cancellation in the 21st century
No flying cars (yet). No robot maids (yet). No Mars colonies (yet). At least we…
David NelsonJune 4, 2020
“Wait-and-See” Noise Control: Why Bet the Farm?
In product design it's not uncommon to take the approach of “waiting to see how…
David NelsonMay 27, 2020
HOW much quieter?
Because decibel differences are difficult for most people to interpret, they often seek to describe…
David NelsonMay 19, 2020
The Forbidden Word – Soundproof
The Forbidden Word - "Soundproof" There’s a word I recommend my clients and students…
David NelsonMay 12, 2020
Careful with that dB Thermometer
One of the most common noise education resources out there is the dB thermometer. It’s…
David NelsonMay 4, 2020
Decibel Abuse
No. 2 in a series on Myths, Misunderstandings, and Magical Thinking about Noise It’s not…
David NelsonApril 28, 2020
Noise Control is not Magic
Products, machines, buildings, and industrial facilities are often designed without giving particular thought to noise…
David NelsonApril 17, 2020
Engineering a quieter leafblower
COOL PROJECTS WHITE PAPER Number: 001 Date: October 31, 2018 Title: Engineering…
David NelsonNovember 1, 2018
