How Is A Filter Different Than A Shelving Or Parametric EQ?

How Is A Filter Different Than A Shelving Or Parametric EQ? A shelving EQ attenuates or boosts frequencies above or below a specified cutoff point. Shelving equalizers come in two different varieties: high-pass and low-pass. Low-pass shelving filters pass all frequencies below a specified cutoff frequency, while attenuating all the frequencies above the cutoff. What