Crown DriveCore I-Tech 4x3500 HD Operation Manual page 36

I-Tech HD DriveCore Series Power Amplifiers
7 Advanced Operation
7.7.9 Input EQ and Output EQ
These screens let you adjust channel equalization for up to 16 frequencies. You can
select filter type, frequency, gain, and bandwidth in octaves or Q as set by the user
preferences in System Architect. Changes to the equalizer's frequency response can
be done by typing in parameters or by click-dragging the response curve.
Operation Manual
page 36