Creating Impulse Responses: To Bang or To Sweep
Author: Guido Helbling, Avosound - last updated June 20, 2017
An impulse response contains the acoustic information that later becomes a convolution reverb plug-in used to create a reverb. To generate impulse responses, a loud signal is required to create echoes over the entire frequency spectrum. The simplest noise that occurs naturally and covers all frequencies, is a loud bang or gunshot.