FEEDBACK ELIMINATOR | USER GUIDE
Page 1: ...FEEDBACK ELIMINATOR USER GUIDE...
Page 2: ...Table of Contents Chapter 1 Introduction 3 1 1 Welcome 3 1 2 About X FDBK 3 1 3 Components 3 Chapter 2 Interface and Controls 4 2 1 Interface 4 2 2 Controls 5 Chapter 3 How to Use X FDBK 10...
Page 3: ...nnoying process It requires identifying feedback sensitive frequencies and then cutting them from the stage monitors or PA In most cases it s difficult to precisely identify an offending frequency and...
Page 4: ...ows Filter Controls 6 Filter Indicators 7 ON 8 CUT 9 FREQ 10 Q 11 NEW 12 DEL Graphs 13 Input Analyzer Curve 14 Filters Curve 15 Cursor Global 16 Q 17 AMP 18 LINK 19 GAIN Meters 20 Input meter 21 Outpu...
Page 5: ...the bottom of the frame When feedback is detected the engine will add a filter at the exact feedback frequency The filter will be added with appropriate Q and amplitude as needed to stop the feedback...
Page 6: ...t filter when adjusted with a mouse Filter Controls Filter Indicators There can be up to twenty filters Indicators will light as filters on the graph are engaged A selected filter has a yellow rim Dou...
Page 7: ...sts Q of the selected filter Click the or buttons for incremental changes or enter a value manually by double clicking the text window Range 0 5 20 Default 2 5 Steps 0 1 NEW Add a new filter manually...
Page 8: ...rols Q Adjusts the Q globally for all existing filters When not set to its default value the control will have a red rim Q will be reset to the default value every time you activate SETUP Range 0 2 10...
Page 9: ...g to control Range 24 to 24 dB Default 0 dB Steps 0 1 dB Meters Input Output meters I O meters feature peak indicators for observing the gain structure Reset the peak indicator by clicking on it Meter...
Page 10: ...ne gain aux send channel fader master out aux out and amplifiers 2 Set the microphone as loud as you can before the system begins to feed back 3 Activate SETUP on X FDBK This activates the detection e...
Page 11: ...headroom which under proper gain structure translates to around 6 filters with cuts of up to 8 dB and Q of up to 2 0 Normally these moderate settings will eliminate feedback But you are probably aski...
