A 3 band EQ comprise of an upper and lower shelf with a parametric mid and quite a large degree of overlap.

Controls

Low Page

• Gain – from -18dB to 18dB
• Frequency – from 20Hz to 400Hz

Mid Page

• Gain – from -18dB to 18dB
• Frequency – from 80Hz to 8000Hz
• Q – bandwidth size  – from 0.1 to 10 octaves

High Page

• Gain – from -18dB to 18dB
• Frequency – from 1000Hz to 20000Hz

Tips:

Boosting the lows with the shelf into the soft-clip on the master outs is a nice way of dirtying up the sound