What is the purpose of EQ adjustment in a mixer?

The purpose of EQ (Equalization) adjustment in a mixer is to enhance or reduce specific frequency ranges within an audio signal. This allows sound engineers to shape the tonal quality of the audio, making it fuller or clearer by adjusting frequencies. For example, boosting bass frequencies can add depth to a sound, while cutting mid or high frequency ranges can remove unwanted resonance or harshness. EQ adjustments are critical in achieving the desired sound quality and ensuring that different instruments or vocals fit well together in a mix, ensuring clarity and a well-balanced overall sound. This functionality is crucial in stagecraft, where the quality of the sound can greatly impact the audience’s experience.