x equalization
range description tips warnings
16-30Hz sub-bass; almost inaudible; thunder-like rumble boost for power can drown out audibles if sent through a compressor
16-30Hz sub-bass; audible, but felt more than heard boost for power excess representation can make mix muddy
60-250Hz bass; rhythm section represented here boost for warmth and fatness; cut for clearer reverbs excess representation can cause boominess
250Hz-2kHz low-mids; lower-order harmonics of most instruments excess representation can introduce a telephone-like quality; listener fatigue
2-4kHz high-mids; contains speech recognition sounds such as "m", "b", "v" boost on vocals and cut on instruments to make vocals stand out listener-fatigue (esp. 3kHz); indistinguishable consonant sounds
4-6kHz presence; clarity boost for closeness; cut 5kHz for distance
6-16kHz brilliance boost for clarity excess representation causes vocal sibilance
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