The AudioNotch Tinnitus Treatment Blog

Audio Notch Filter

Written by AudioNotch Team on September 05, 2014

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):

Figure 4 
          Music spectra.