A quiet bathroom fan is 0.3 to 1.0 sones. Quiet bathroom fans make as much noise as normal breathing or whispering from a few feet away. What is a sone? A sone is a measurement of sound, similar to decibels. They are linear in that 1 sone is twice as loud as .5 sones. And 2 ...
Learn the definition of sones. Is sones in the scrabble dictionary? Yes, sones can be played in scrabble. How many points is it worth?
The "unit" phon has been largely replaced by the dBA (A-weighted decibel), though many old textbooks and instructors continue to use the phon. Note: "Set the volume of the radio double as loud or half as loud." Who does not know, how to do this, is a normal person. Psycho-acousti...
First of all, however, let’s look into how we determine how many CFM bathroom exhaust fan you need in a step-by-step process: How To Determine What Size Bathroom Fan You Need? Note:This is how you can calculate CFM needed for the bathroom manually (by hand). Of course, the much e...