Using The Feedback Reducer Panel - Shure DFR11EQ User Manual

Using the Feedback Reducer Panel

Feedback Reducer (DFR) Bypass Button and LED
removes its filters from the audio path. It does not affect the graphic equalizer. When the
LED illuminates, the feedback reducer is bypassed. This is identical to the front panel
BYPASS button and LED.
EQ Bypass Button and LED
audio path. This button does not affect feedback reducer operation. When the LED
illuminates, the graphic equalizer is bypassed. This is identical to the rear panel EQ Bypass
DIP switch.
Mute Button and LED
Clear Filters Button and LED
Lock Filters Button and LED
Feedback Filters Button and LED
click on the right and left arrows to either side of the filter LEDs. This will move the red
arrows above and below the selected filter LED.
frequency and depth of that filter will appear in the FREQ. and DEPTH fields. The number
displayed in the FREQ. field is the exact frequency which has been feeding back. The
DEPTH field shows the feedback filter depth required to reduce the feedback at that
frequency.
Connect Button and LED
units are operating without the computer interface and the software is running offline.
Pressing the DFR bypass button suspends the feedback reducer operation and
Pressing the EQ bypass button removes the graphic equalizer filters from the
To mute the audio signal of the DFR11EQ, click on the MUTE button. The LED
will illuminate and no sound will pass through.
Click on the CLEAR button to clear all feedback filters. The Clear function is
active even if LOCK filters is active. The LED illuminates as the DFR clears the
filters. This is identical to the CLEAR button and LED on the front panel of the
DFR11EQ.
Click on the LOCK button to lock the filters at their current values. The LED
illuminates when the lock is active. The DFR11EQ will not set any new filters or
change the depth of any existing feedback filters. This is identical to the LOCK
button and LED on the front panel of the DFR11EQ.
Clicking the CONNECT button brings the DFR11EQ plugged in to the
computer online, along with any other DFR11EQs netwoked via Shure Link.
CONNECT automatically selects the unit connected to the computer. When the
green LED illuminates, the connected units are online. When the LED is off, the
As on the front panel of the unit, there are 10
LEDs representing each of the 10 feedback
filters. The LEDs illuminate from left to right, with
the LEDs on the left representing the fixed filters.
In order to view the settings of a specific filter,
When a filter is selected, the current
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