Equim

Equim is a VST or AudioUnit plug-in that gives gives you the ultimate power and flexibility of a professional equalizer. From standard to specialty filters, the unprecedented selection lets you be the master of your EQ. Use the 4 and 8 harmonic parametrics to remove A/C line noise or use the steep notch to remove unwanted tones. With 11 filter types available, there's a filter for every occassion.