Extron electronics MLS 304MA User Manual page 56

Reference Material, cont'd
Audio Block Diagrams
MLS 0MA audio block diagram
1
LEFT
2
LEFT
3 LEFT
4
LEFT
Gain/Attenuation:
-42dB to +24dB
1 RIGHT
2 RIGHT
3 RIGHT
RIGHT
4
Gain/Attenuation:
-42dB to +24dB
+ -
CTRL
LOUDNESS
LOUDNESS
+10dB@
100Hz/10kHz
User Mode: Volume Level Indicator
Set Up Mode: Input Level Indicator
RED
GREEN
A- MLS 304 Series, MLS 406 Series • Reference Material
Audio Block Diagram for MLS 304MA.eps
CTRL
CTRL
LEFT
RIGHT
VOLUME
CTRL
LEFT
BASS & TREBLE
RIGHT
BASS & TREBLE
+/-10dB@
100Hz/10kHz
VOLUME
CONTROL
+V
MAX/
CLIP
CTRL
MID/ USER MODE
LED
NORM
MODE
SWITCH
SETUP MODE
MIN/
SIGNAL
GREEN
+4
AUX
LEFT CHN
-10
+
AUX/MIX
+4
-10
MONO
+4
-10
RIGHT CHN
+
+4
AUX/MIX
AUX
-10
+4
LEFT CHN
-10
+
AUX/MIX
+4
-10
AUX
MONO
+4
AUX
-10
RIGHT CHN
+
+4
AUX/MIX
-10
VOLUME
POSITION
POWER
LIMITER
CIRCUIT
Configurable output levels
-10dBV unbalanced
CTRL or
+4dBV balanced
MUX
LINEOUT
+ - + -
MUX
MUX
PREAMP
+ - + -
MUX
100V
XFMR
70V
FILTER
COM
SWITCH
+
FILTER
-
4 / 8 ohm
POWER AMP
20 WATTS
(continuous)