If your final mastering results still isn’t right despite your best EQ efforts, you might want to try an exciter or enhancer. Whereas EQs can accentuate noise, and only amplify what’s already there.
Exciters raise the harmonics of the fundamental tones found in the recording, brightening dull mixes. As with everything in mastering, though, don’t overdo it!.
Here are main types of Enhancers and Exciters:
1-Exciters And Psychoacoustic Processors
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