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SP / TC / GT
APPENDIX B
CENTURY SERIES
Century GT Block Diagram
GT / TC / SP Block Diagram
BAL MIC IN
BAL LINE IN
INPUT
PREAMP
GAIN
6 - 60DB
FOUR BAND EQ
LEVEL
FREQ
LF L MID H MID HF PEAKPEAK
HPF Ø
LINE
15dB
PAD
TP
S
P
PRE
SOURCE
PRE
MUTE ?
PFL
DIRECT OUT
PAN
+10
BUS ASSIGN
SWITCHES
MONO L-R 1-2 3-4 5-6 7-8
SAFE
MUTE SCENES
ABCD
MUTE
AUX
3-4
1-4
POST
5-8
PRE
AUX 8
DIRECT
AUX 8
DIRECT
1-3
2-4
5
6
7
8
INSERT
+48V
EQ IN
PEAK
SIGNAL
PRESENT
TO PEAK
FADER AMP
M
M
PRE SOURCE AMP
EQ FDR
NO YES
PFL DC
PFL LEFT
PFL RIGHT
∑
RIBBON CABLES
SIGNAL
PRESENT
GT INPUT MODULE
INSERT
XFORMER
OPTION
+10
FADER AMP
PEAK
-10
GROUP
XLR
GROUP
BAL OUT
GROUP
MUTE
GROUP
METER
PFL
PFL DC
PFL LEFT
PFL RIGHT
XFORMER
OPTION
PAN
GROUP
BUS ASSIGN
SWITCHES
MONO L-R
NO YES
MATRIX
POST
POST
MUTE?
MATRIX
SEND
A
B
EFX EQ
HFLF GAIN
SAFE
MUTE SCENES
DCBA
MUTE
M
PAN
EFX RTN
BUS ASSIGN
SWITCHES
MONO L-R1-2 3-45-67-8
M
AUX
POST
AUX
SENDS
AUX
3-4
BUS IN
EFX RETURN
GT GROUP MODULE
SIGNAL
PRESENT
PEAK
+10
EFX
LEVEL
FADER
REVERSE
FADER
REVERSE
∑
SIGNAL
PRESENT
INSERT
XFORMER
OPTION
FADER AMP
PEAK
L (R)
BAL OUT
L (R)
MUTE
METER
PFL
PFL DC
PFL LEFT
PFL RIGHT
NO YESMATRIX
POST
POST
MUTE?
MATRIX
SENDS
A
B
GT LEFT (RIGHT) MODULE
MONO
∑
AUX
MUTE
M
XFORMER
OPTION
AUX
BAL OUT
NO YES
AUX
SCENE
CONTROL?
L (R) BAL
MIX AMP
GROUP
BAL
MIX AMP
AFL
PFL DC
PFL LEFT
PFL RIGHT
X-FEED
FROM AUX 2
AUX
MIX AMP
1 OF 4 AUXES PER MODULE SHOWN
1-2, 5-6 ON LEFT, 3-4, 7-8 ON RIGHT
∑
SIGNAL
PRESENT
INSERT
XFORMER
OPTION
FADER AMP
PEAK
MONO
BAL OUT
MONO
MUTE
PFL
PFL DC
PFL LEFT
PFL RIGHT
NO YES
MATRIX
POST
POST
MUTE?
A
B
GT MONO MODULE
MONO BAL
MIX AMP
STEREO
MUTE
STEREO RETURN
ASSIGN
SWITCHES
MONO L-R
AUX
1-2 3-4
MATRIX
A-B
LEVEL BAL
GAIN
LF HF
LF HF
STEREO
RETURN
SIGNAL
PRESENT
PEAK
AUX
3-4
AUX
1-2
LEFT/RIGHT
BLEND TO
AUXES
P
ROTARY
POT PAD LED AMP
SWITCH
USER
OPTION
FADER
M
FET MUTE
LEGENDS
∑
SIGNAL
PRESENT
INSERT
XFORMER
OPTION
MATRIX A
LEVEL
PEAK
MATRIX A
BAL OUT
MATRIX A
MUTE
PFL
PFL DC
PFL LEFT
PFL RIGHT
MATRIX A
MIX AMP
GT MASTER MODULE
∑
SIGNAL
PRESENT
INSERT
XFORMER
OPTION
MATRIX B
LEVEL
PEAK
MATRIX B
BAL OUT
MATRIX B
MUTE
PFL
PFL DC
PFL LEFT
PFL RIGHT
MATRIX B
MIX AMP
∑
∑
PFL DCPFL
SW
D
D
LOCAL
MON LEVEL
MONO
PFL
DEFEAT
DIM
PFL MIX L
PFL MIX R
LEFT
RIGHT
MUTE
LOCAL
MON LEFT
LOCAL
MON RIGHT
PHONES
LEVEL
TO L & R METERS
TB ASSIGN
SWITCHES
MONO L-R 1-2 3-4 5-67-8GRPS
AUXES
AB
MATRIX
TB ON
+48v
TB MIC
(TOP PANEL)
EXT TB IN
PHONES
(TOP PANEL)
PHONES
(FRONT)
TB MIC
(FRONT)
OSC
EXT TB
IN
OSC IN
1KHZ
OSC
TB
LEVEL
SCENE
MUTE MASTERS
A
B
C
D
AUX
EXT TB
OUT
EXT TB
OUT
MIC PRE
D
FET DIM
CREST AUDIO
CENTURY GT BLOCK DIAGRAM
BAL DRIVER
PIN 2 HOT ON ALL XLRS
TIP IS SEND, RING RETURN ON ALL INSERTS
USER OPTIONS IMPLEMENTED WITH REMOVABLE SHUNTS