Audio Notch Filter
What is the Audio Notch Filter and how does it work? Check out the following infographic below to see – focus in on Step 2:
The notch filter cuts out one equivalent rectangular bandwith on each side of the tinnitus frequency. The notch filter is based on this study (please note: the Notched Music study used a larger filter with one octave on each side of the tinnitus frequency).
An example of how the processing functionally works (from a Notched Music paper):