18
VLZ4 4•Bus
27. Aux Sends 1-6
Thesecontrolsallowyoutosetup
tosixindependentmixes,typically
forrunningstagemonitorsor
externaleffectsprocessors.
Thecontrolsareoffwhenturned
fullydown,deliverunitygainatthe
center,andcanprovideupto15dB
ofgainturnedfullyup.Chancesare
thatyouwillneverneedthisextra
gain,butit'snicetoknowthatit's
thereifyoudo.
AuxSends1-6[13]areline-level
outputs,andareusedifyouwant
toconnectexternalprocessors,
poweredstagemonitors,orexternal
powerampswithpassivestage
monitors.StereoReturns1-2[5]
areline-levelinputs,typicallyused
toreturntheoutputfromexternal
processorsbacktothemainmix.
Carefullyadjusthowmuchofeach
channelappearsinyourauxmixes.
Forexample,ifyouarerunning
stage monitors, and someone wants
“moreme,andlessthem,”adjust
thesecarefully.
Auxsends3-4caneitherbepreor
postfader,dependingontheposition
oftheauxpre/postswitches[28].
Forstagemonitorwork,usepre,so
the stage monitors do not increase in
volumewhenthechannellevelisadjusted.Forexternal
processors,usepost.Inthisway,thefeedtoexternal
processorswillvarywiththechannellevel,keeping
theminthesameratio(wet/dry).
28. Pre-Fader / Aux Sends 1-2
Auxsends1-2arealwayspre-fader,designedfor
stagemonitorapplications.Auxsends3-4maybeset
topre-orpost-fader,sotheymaybeusedformonitors
or effects.
Pre-fader:withthepreswitchengaged(pressedin,
notcommitedtomarriage),aux3and4deliversignals
post-insert,post-lowcut,postEQ,post-muteand
pre-fader.Anychangesmadetothechannelcontrols,
exceptthefader,willaffecttheauxsendsignal.
Post-fader:withthepreswitchdisengaged(up),
aux3and4deliversignalspost-insert,post-lowcut,
post-mute,post-EQandpost-fader.Anychangesmade
tothechannelcontrolswillaffecttheauxsendsignal.
29. Int FX 1-2 / Aux Sends 5-6
Thesecontrolshavedualfunctionsdependingon
whatyourneedsareatanygiventime.Theyallowyou
tosendsignaleithertointernaleffectsFX1andFX2,or
toaux5andaux6,typicallyusedforrunningstage
monitorsorexternaleffectsprocessors.
AuxSends5-6(orFX1-2)arepost-fader.Anychanges
made to the channel controls will affect the signal going
totheinternaleffectsprocessorsortotheaux5-6
outputjacks[13].Adjustmentstothechannelfader
[43],gain[23]andchannelEQ[31-36]willaffectthe
feedgoingtotheinternaleffectsprocessors.
30. Int FX / Aux 5-6 Switch
Thisswitchdeterminesifthatchannel'scontrols
[29,above]willbeusedforrunningtheinternaleffects
processors(engaged)orasaux5-6(disengaged).
Channel Equalization (EQ)
All VLZ44•Busmonochannelshave3-bandEQwith
shelvinghigh,peakingmidwithadjustablemid
frequencyandshelvinglow.Thestereochannelshave
peakinghi-midandpeakinglow-midEQcontrolsin
additiontotheshelvinghighandshelvinglowEQ
controls.
Shelvingmeansthatthecircuitryboostsorcutsall
frequenciespastthespeciedfrequency.Forexample,
thelowEQboostsbassfrequenciesbelow80Hzand
continuingdowntothelowestnoteyouneverheard.
Peakingmeansthatcertainfrequenciesforma“hill”
aroundthecenterfrequency.
WithtoomuchEQ,youcanreallyupsetthings.
We’vedesignedalotofboostandcutintoeach
equalizercircuitbecauseweknowthateveryone
willoccasionallyneedthat.ButifyoumaxtheEQ
oneverychannel,you’llgetmixmush.Equalizesubtly
andusetheleftsidesoftheknobs(cut),aswellasthe
right(boost).Ifyoundyourselfrepeatedlyusinga
lotofboostorcut,consideralteringthesoundsource,
suchasplacingamicdifferently,tryingadifferentkind
of mic, a different vocalist, changing the strings, or
gargling.
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
PAN
L R
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
MID
200 2k
800
100 8k
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
FREQ
1
MUTE
PAN
L R
2
MUTE
PAN
L R
3
MUTE
PAN
L R
4
MUTE
PAN
L R
5
MUTE
PAN
L R
6
MUTE
PAN
L R
7
MUTE
PAN
L R
8
MUTE
PAN
L R
9
MUTE
PAN
L R
10
MUTE
PAN
L R
11
MUTE
PAN
L R
12
MUTE
PAN
L R
13
MUTE
PAN
L R
14
MUTE
PAN
L R
15
MUTE
PAN
L R
16
MUTE
PAD
-20dB
1
LOW CUT
100 Hz
GAIN
PAD
-20dB
2
LOW CUT
100 Hz
GAIN
PAD
-20dB
3
LOW CUT
100 Hz
GAIN
PAD
-20dB
4
LOW CUT
100 Hz
GAIN
PAD
-20dB
5
LOW CUT
100 Hz
GAIN
PAD
-20dB
6
LOW CUT
100 Hz
GAIN
PAD
-20dB
7
LOW CUT
100 Hz
GAIN
PAD
-20dB
8
LOW CUT
100 Hz
GAIN
PAD
-20dB
9
LOW CUT
100 Hz
GAIN
PAD
-20dB
10
LOW CUT
100 Hz
GAIN
PAD
-20dB
11
LOW CUT
100 Hz
GAIN
PAD
-20dB
12
LOW CUT
100 Hz
GAIN
PAD
-20dB
13
LOW CUT
100 Hz
GAIN
PAD
-20dB
14
LOW CUT
100 Hz
GAIN
PAD
-20dB
15
LOW CUT
100 Hz
GAIN
PAD
-20dB
16
LOW CUT
100 Hz
GAIN
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
1 2
SUBGROUPS
PUSH
TO TALK
MAIN
RIGHT
AUX 1-4
SOLO
STEREO
LEFT
RIGHT
SOLO
LEFT
RIGHT
SOLO
STEREO
LEFT
RIGHT
SOLO
LEFT
1 2 3 4
MAIN MIX
TALKBACK
OFF MAX
COMP
OFF MAX
COMP
OFF MAX
COMP
OFF MAX
COMP
LEVEL
PHONES
TO AUX 1
TO AUX 2
SOLO
MONITOR
TAP
DELAY
MUTE
TO AUX 1
TO AUX 2
TAP
DELAY
MUTE
FX MASTERFX MASTER
TO LRTO LR
FX
2
SIG/OL
FX
1
SIG/OL
SOLO
SOLO
1
2
3
4
SOLO
SOLO MODE
SOLO
SOLO
SOLO
SOLO
SOLO
PFL
AFL
AUX
AUX
AUX
AUX
CH 1-2 CH 3-4
AUX 5-6
PWR
RUDE SOLO
48V
USB OUT
SUBS 3-4
20
10
7
4
2
0
2
4
7
10
20
30
LEVEL
SET
SUBS 1-2
MAIN
TO LR
TAPE
USB
2-TRACK RETURN
SUCK
SOLO
12V
0.5A
OFF MAX
COMP
OFF MAX
COMP
OFF MAX
COMP
OFF MAX
COMP
LOW CUT
100 Hz
LOW CUT
100 Hz
LOW CUT
100 Hz
LOW CUT
100 Hz
FX 1 FX 2
USB
21
22
23
24
HI
12k
HI
MID
2.5k
LOW
MID
400Hz
HI
MID
2.5k
-15 +15
U
-15 +15
U
-15 +15
U
-15 +15
U
LOW
80Hz
LOW
MID
400Hz
LOW
80Hz
-15 +15
U
HI
12k
2
3
4
5
6
1
+15
U
+15
U
+20
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
+15
U
-15 +15
U
-15 +15
U
-15 +15
U
-20 +20
U
-20 +20
U
AUX MASTER
LR
STEREO RETURNS
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
FREQ
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
FREQ
MID
200 2k
800
100 8k
EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
FREQ
MID
200 2k
800
100 8k
EQ EQ EQ
HI
12k
-15 +15
U
-15 +15
U
LOW
80Hz
-15 +15
U
FREQ
MID
200 2k
800
100 8k
PAN
L R
17
MUTE
PAN
L R
18
MUTE
PAN
L R
19
MUTE
PAN
L R
20
MUTE
BAL
L R
21/22
MUTE
ALT 3-4
BAL
L R
0 dB=0 dBu
LEFT
RIGHT
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
1-2
3-4
LR
OL
-20
30
20
10
10
40
50
5
5
U
60
dB
OO
SOLO
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
FX
AUX 5/6
PRE
PRE
FX1
FX2
PRE
1
2
+15
U
AUX
+15
U
3
4
5
6
+15
U
+15
U
+15
U
+15
U
23/24
MUTE
ALT 3-4
30
20
10
10
40
50
5
5
U
60
dB
OO
30
20
10
10
40
50
5
5
U
60
dB
OO
30
20
10
10
40
50
5
5
U
60
dB
OO
30
20
10
10
40
50
5
5
U
60
dB
OO
30
20
10
10
40
50
5
5
U
60
dB
OO
30
20
10
10
40
50
5
5
U
60
dB
OO
17
GAIN
18
GAIN
19
GAIN
20
GAIN LINE GAIN LINE GAIN
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
30
-20dB +40dB
U
60U
4020
50%
100%0%
25% 75%
27
28
29
31
32
33
34
30
Mono channel