Mackie Quad Gate Owner'S Manual Download Page 5

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QUAD COMP/GATE

QUAD-C

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Owner’s Manual

Owner’

s Manual

Getting Started

READ THIS PAGE!!

Even if you never reads manuals, 
please read and digest the safety 
instructions on page 2, and this page 
before you begin using the Quad 
Comp/Gate. Oh go on, please.

Connections

If you already know how you want to connect the 

Quad Comp/Gate, go right ahead and connect the inputs 
and outputs the way you want them. As long as all safety 
rules and common sense are followed, nobody gets hurt, 
and there few, if any, hamsters involved.

The following example describes how to use the Quad 

Comp/Gate in a simple stereo system using channels A 
and B (see the hookup diagram on page 7).

1.  Turn off the power switch on the rear panel.

2.  Connect the left main mix-output from a mixer into 

the channel A input (XLR or TRS connectors). 

3.  Connect the right main-mix output from a mixer 

into the channel B input (XLR or TRS connectors). 

4.  Connect the channel A output of the Quad Comp/

Gate to the left main input of your powered speak-
ers or amplifier.

5.  Connect the channel B output to the right main 

input of your powered speakers or amplifier.

6.  Plug in the detachable linecord to the Quad Comp/

Gate, and connect it to a live AC outlet.

7.  Turn on your mixer and the Quad Comp/Gate.

8.  If you have powered speakers, turn them on. Other-

wise, hook up your speakers to the amp and turn it 
on. Adjust your powered speaker or amplifier level 
controls to however the manufacturer recommends. 
(This is usually all the way up.)

9.  Play something and adjust your mixer’s controls 

until your speakers are playing along nicely.

10.  Select a channel by pressing the A or B buttons on 

the Quad Comp/Gate. To work in stereo, press and 
hold A and B at the same time, then any changes to 
the controls will affect both channels equally. 

11.  The output meters will show the music levels play-

ing through your Quad Comp/Gate.

12.  Unless you have Bypass pressed, the gate and com-

pressor are now in-line with your signal, and ready 
for work.

Adjusting the Gate

1.  To make the control knobs adjust the gate, press 

the GATE button at top left. The knobs can then 
adjust the gate’s: THRESHOLD, RATIO (EXP button 
in) ATTACK, HOLD and RANGE (EXP button out).

2.  The EXP button is used with the RATIO knob to set 

a downward expander, for smoother gating instead 
of using the RANGE knob.

3.  Press the top BYPASS button if you want to 

well...bypass the gate section.

4.  Press the top ON button to engage the key filter. 

Use the LP FREQ and HP FREQ knobs to adjust the 
signal used to trigger the gating, and prevent false 
triggering.

5.  Press the LP or HP FREQ knobs for 2 seconds to 

listen to the key filter audio used for triggering. It 
will help you tune-in the signals. Press ON in and 
out to judge the best vales of the LP and HP FREQ.

Adjusting the Compressor

1.  To make the control knobs adjust the compressor, 

press the COMP button at bottom left. The usual 
compressor suspects are present: THRESHOLD, 
RATIO, ATTACK, RELEASE and GAIN.

2.  Use the buttons along the bottom to adjust the 

compressor at any time:

3.  SOFT KNEE applies a smoother transition into 

compression as signals approach the threshold.

4.  AUTO sets an automatic Attack and Release based 

upon the signal dynamics.

5.  SIDECHAIN engages any signals coming in the 

SIDECHAIN RETURN input to act as the trigger 
signal for compression. The compression of the 
current channel will then be triggered from this 
external signal.

6.  Press the bottom BYPASS button if you want to 

bypass the compressor section.

7.  Press the bottom ON button if you want the key fil-

ter to work. The CENTER FREQ and BANDWIDTH 
knobs allow you to adjust the signal used to trigger 
the compression.

8.  Press (2 sec) the CENTER FREQ or BANDWIDTH 

knobs to listen to the key filter audio used for trig-
gering. It will help you tune-in on the signals. Press 
ON in and out to judge the best vales of the knobs.

9.  The GAIN REDUCTION METERS show any re-

duction in overall signal level due to gating and 
compression. Adjust the GAIN knob to place your 
signals back in their rightful level.

Summary of Contents for Quad Gate

Page 1: ...OWNER S MANUAL 4 CHANNEL DIGITAL COMPRESSOR GATE QUAD COMP GATE...

Page 2: ...ibility to noise induced hearing loss but nearly everyone will lose some hearing if exposed to sufficiently intense noise for a period of time The U S Government s Occupational Safety and Health Admin...

Page 3: ...4 SnapshotStoreand15 Recallbuttons 11 16 GATEand17 COMPfunctionselectbuttons 12 GateOverview 13 18 THRESHOLDknob 13 19 RATIOknob 13 20 EXPbutton 13 21 ATTACKknob 13 22 RELEASEknob 14 23 HOLDknob 14 24...

Page 4: ...and power cord Printed manual from finest genuine grown in the ground gently cut down tree wood HOW TO USE THIS MANUAL We know that many of you can t wait to get your new Quad Comp Gate hooked up and...

Page 5: ...ssor are now in line with your signal and ready for work AdjustingtheGate 1 To make the control knobs adjust the gate press the GATE button at top left The knobs can then adjust the gate s THRESHOLD R...

Page 6: ...6 QUAD COMP GATE QUAD COMP GATE Hookup Diagrams CHANNEL COMPRESSION USING INSERTS...

Page 7: ...7 Owner s Manual Owner s Manual SYSTEM LIMITING IN LINE WITH MAIN MIX...

Page 8: ...8 QUAD COMP GATE QUAD COMP GATE USING CHANNEL INSERTS AND SUBGROUP INSERTS...

Page 9: ...9 Owner s Manual Owner s Manual TWO IDEAS FOR USING THE SIDECHAIN SENDS AND RETURNS...

Page 10: ...o the compressor s audio path just its detector and leveling circuits They can accept balanced TRS plugs or unbalanced 1 4 TS plugs tip hot InputsandOutputs channelsA D The IN and OUT jacks will pass...

Page 11: ...s are often used for the main mix in front of amp speakers systems for protection purposes Stereo linking the compressors will help prevent your main mix from panning left or right as com pression occ...

Page 12: ...operation all the time unless BYPASS has been pressed They do not affect the buttons such as EXP BYPASS ON SOFT KNEE AUTO etc as these can be selected at any time Usingtheknobstoadjustthegate Press G...

Page 13: ...vel by an amount set by the RANGE 24 knob or RATIO 19 if EXP 20 is pressed in Signals above the threshold are not affected by the gate 19 RATIOknob In gate mode this knob is only active when the EXP 2...

Page 14: ...ckly compare the action of the key filter on gating When this button is out the key filter knobs will have no effect on the gate 27 HPFREQknob The gate key filter high pass filter employs a 12 dB per...

Page 15: ...on engages the soft knee for the compressor As the signal approaches the threshold gain reduc tion is gradually applied up to the full ratio setting This gives a gentler kinder and smoother compressio...

Page 16: ...filter on compression When this button is out the key filter knobs will have no effect on the compressor 39 CENTERFREQknob This allows you to sweep the audio band with a filter whose bandwidth is sel...

Page 17: ...ynamic range of the input signal By keeping the threshold fixed but increasing the compression ratio you ll reduce the output level by compressing only the loudest signals There are no rules for this...

Page 18: ...helps to plug all the audio equipment into the same AC circuit so they share a common ground Warranty Service Details concerning Warranty Service are spelled out in the Warranty section on page 23 If...

Page 19: ...ice Request Number and a detailed description of the problem including how we can duplicate it 6 Write the Service Request Number in BIG PRINT on top of the box Units sent without the SR number will b...

Page 20: ...from the mixer to the input of the Quad Comp Gate is carried on the tip and the return from the output of the Quad Comp Gate to the mixer is on the ring tip this plug connects to one of the mixer s Ch...

Page 21: ...32 bit floating point Power 100 240 VAC 50 60 Hz auto switching Dimensions Width 19 inches 483 mm Height 3 5 inches 88 mm 2 rackspaces Depth 10 8 inches 275 mm Weight 10 5 lbs 4 8 kg Likes 40 s Big B...

Page 22: ...22 QUAD COMP GATE QUAD COMP GATE Block Diagram...

Page 23: ...OUD Technologies factory authorized service centers and deemed eligible for repair or replacement under the terms of this warranty will be repaired or replaced within thirty days of receipt LOUD Techn...

Page 24: ...Road NE Woodinville WA 98072 USA United States and Canada 800 898 3211 Europe Asia Central and South America 425 487 4333 Middle East and Africa 31 20 654 4000 Fax 425 487 4337 www mackie com E mail s...

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