dbx Pro 260 user manual Afs

DriveRack™ Getting Started Section 1

to. Be certain to raise the pink noise level to the level to be used during the perfor- mance. Once the Pink level has been adjusted to the desired volume. The mic level indicator will register the signal level. Press the <NEXT PG> button and the Auto EQ sequence will begin. The display will either show the graphic EQ or the RTA. Rotating the <DATA> wheel clockwise and counter clockwise will toggle between the two modes. You can also select either mode to default to in the Utility menu. Regardless, the display will appear something like this:

A B

Auto EQ

•At this point, the 260 DriveRack will automatically EQ the room. If you are using independent left and right graphic EQs, you will auto EQ each side independently. If you are using a stereo-linked EQ, both sides will be EQ’d simultaneously. Auto EQ can be aborted at any point in the process by pressing the <NEXT PG> button. Upon completion of the Auto EQ Wizard, you can return to program mode by releasing the <RTA Input> button and pressing the <PROGRAM> button.

For more information regarding the Auto EQ section, please refer to the Auto EQ Optimization Tips information located in the Appendix section.

AFS

•The 260 DriveRack also offers its exclusive AFS (Advanced Feedback Suppression) module which is located within the INSERT module section of select or user-created configurations. This unique feature now makes unwanted feedback in a PA system a thing of the past. The AFS Wizard will lead you through the setup of of the fixed fil- ters of the AFS module. The fixed filter mode is designed to place notch filters as you introduce feedback by opening up your mics and slowly increasing the gain. Because the fixed mode is sensitive, it is important not to present an external music source such as CD player or other audio signal into the system. From the Wizard menu, rotate the <DATA> wheel until the display appears as follows:

DriveRack 260 Wizard

System Setup

Auto EQ Wizard

AFS Wizard

• Press the <NEXT PG> button and the display will read:

AB

Please turn down the mixer gain. Press

NEXT PG when done.

• Once the gain level of the mixer has been turned down, press the <NEXT PG> but-

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