“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
What does dB(A) actually mean?
dB(A) has come to be viewed as a convenient single number description of noise emission. …
Intrinsically-Quiet Design
The earlier that we can influence a design, the quieter the likely outcome. Intrinsically quiet…
Noise Control in Space
Space is indeed a vacuum, and cannot support sound waves. So how can a spacecraft…
