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Features 

1.

 

31 Band Equalizer, 1/3 Octave 

These 31 slider pods adjust the frequency indicated up to +12dB. 

2.

 

Range 

Depressing this button switches the slider pods to +6dB or +12dB of adjustment. 

3.    +6dB, +12dB Range and Power Indicator 

       These LED’s illuminate indicating the range setting of the equalizer and the power up of the unit.  

4.    Bypass  

       Depressing this button allows you to bypass the equalizer section. 

5.

 

Bypass 

LED

 

This LED illuminates indicating the bypass button is being utilized. 

6.

 

Clip 

       This indicator illuminates when the output level is reaching the maximum of 8VRMS and the output is clipping.   

7.

 

Subsonic Filter 

This knob adjusts the variable 12dB subsonic filter to eliminate energy wasting ultra low frequency resonance 
caused by preceding components as well as picked up through cables. 

8.    Output 

Level Control 

        This adjusts the output level voltage of the CFQ31M to match the input level of the next processor or amplifier.  

9.    Input 

Level Control

 

       This gain control is used to adjust the input sensitivity of the CFQ31M to match the radio's output. 

10.

 

¼” TRS Input 

This input accepts balanced line signal from the source unit utilizing TRS (Tip, Ring, Sleeve) style connectors. 

11.

 

XLR Input 

This input accepts balanced line signal from the source unit utilizing XLR style connectors. 

12.

 

¼” TRS Output 

Use this output if the next component accepts balanced line TRS style connectors. 

13.

 

XLR Output 

Use this output if the next component accepts balanced line XLR style connectors. 

14.

 

RCA Line Level Input 

This input accepts unbalanced signal from the output of the source unit via RCA patch cables. 

15.

 

RCA Line Level Output 

Use this output if the next component accepts unbalanced RCA patch cables. 

16.

 

Chassis Ground 

This switch is used to disconnect the signal ground from the main chassis ground if noise is present due to a 
possible ground-loop. 

17.  Power Input Terminals 
       B+

 :  connect to the vehicle's positive 12 volt supply (+12 volts DC) 

       B-

  :  connect to the vehicle's chassis (-12 volts DC) 

       

R

emote turn-on :  connect to the remote turn-on lead of the source unit 

       

D

elayed 

R

emote turn-on :  connect to the remote turn-on leads of all signal processors and amplifiers 

       following the CFQ31M.  This will delay the turn on of these units by 2 seconds after the source unit 
       is powered up.   

18.  Fuse 
     

  This 3amp fuse will help protect the CFQ31M from damage in case of a short. 

 

 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for CFQ31M

Page 1: ...y of your Crossfire signal processor Please take a few minutes to read the manual carefully The time you spend on installation will prove to be worthwhile when it s time to listen to your investment I...

Page 2: ...s input accepts balanced line signal from the source unit utilizing TRS Tip Ring Sleeve style connectors 11 XLR Input This input accepts balanced line signal from the source unit utilizing XLR style c...

Page 3: ...le s chassis as close to the Crossfire CFQ31M as possible that is a good source of ground preferably the floor Investigate the area you wish to use for electrical wires vacuum lines and brake or fuel...

Page 4: ...res This means that hiss engine noise and fan noise can easily be picked up if ran incorrectly As a precaution avoid placing the signal cables near large wire looms and electric fans whenever possible...

Page 5: ...on the track repeat function If you do not have a test CD skip to step 3 b 2 Unplug the output signal cable of the CFQ31M s going into the following component s Connect your volt meter to the output c...

Page 6: ...changes in the response after each setting 3 Always use extreme caution when boosting frequencies For every 3dB of boost twice the power is demanded from the amplifier at that particular frequency Fo...

Page 7: ...the cost of returning the product to Crossfire s service center for repair vi This warranty does not apply to repairs or replacements necessitated by any cause beyond the control of Crossfire Includin...

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