Why Sabine over-predicts a dead room, and what Eyring fixes
Sabine's equation assumes sound is absorbed continuously. In a heavily treated room it is not, and the prediction comes out a third long.
Archive
Category: Method
How a room is predicted before it exists, and which assumptions are doing the work.
Below the Schroeder frequency, proportion beats treatment
A small room does not have a reverberation time in the bass. It has a handful of resonances, and where they fall was decided when the walls were drawn.
Insulating a wall is not treating a room
The single most common misunderstanding we are asked to correct — and the reason foam on a party wall has never once worked.