Notch filter discrimination is the ability of a metal detector to select which of the conductivity segments in the discrimination scale are active or disabled. If a segment is notched out then metals with that level of conductivity will be masked and will not produce a response.
![Notch Filter Discrimination Explained](http://seriousdetecting.com/cdn/shop/articles/Metal_Detecting_Terminology_26e92332-ba82-4c5e-abc2-91d656208983.jpg?v=1684952574&width=1024)
0 comments