Manual

3 THE OXFORD DEBUZZER
3 TheOxfordDeBuzzer
3.1 BasicOperation
The Oxford DeBuzzer is divided into two stages: Detection and Removal.
Removal of buzz is usually accomplished by using a comb filter. The comb filter has many
tight notches in the frequency spectrum that eliminate the fundamental frequency and
associated harmonics of a buzz.
For this process to work well, the frequency of the fundamental must be very accurately
determined. There are several tools available to help isolate the fundamental frequency.
The first is the PeakProfile that is displayed immediately above the big central rotary
www.sonnox.com 17 Gotocontents