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Block and Level diagram 21
EMX660—Owner’s Manual
■ Block and Level diagram
CH INPUT
(CH1–4)
CH INPUT
(CH5)
CH INPUT
(CH6)
Lo-Z
[–50/–20dB]
Hi-Z
[–40/–10dB]
MIC
[–50dB]
MIC
[–50dB]
INST
[–30dB]
AUX IN
[–10dB]
FOOT SW
TAPE IN
[–10dBV]
[–7.8dB]
LINE
[–10dB]
1
2
1
1
2
2
SUM
SUM
SUM
PHANTOM
OFF
+15V
3-Stage EQ
Lo
Mid
Hi
MAIN
EFFECT
MONITOR
MAIN
EFFECT
MONITOR
ON
[–10dB]
[–10dB]
[–22dB]
[–10dB]
[–22dB]
[–10dB]
LEVEL
EFFECT
MONI
[–10dB]
[–16dB]
[–16dB]
[–22dB]
[–16dB]
LEVEL
EFFECT
MONI
[–16dB]
[–22dB]
[–16dB]
LEVEL
EFFECT
MONI
[–16dB]
[–6dB] [+4dB]
MAIN OUT
[+4dB]
MONITOR OUT
[+4dB]
EFFECT OUT
[+4dB]
[–22dB]
[–16dB]
[–22dB]
[0dB]
[0dB]
SUM
[0dB]
[–6dB]
[0dB]
[0dB]
INV
INV
[–6dB]
[–6dB]
[–22dB]
[–16dB]
AUX IN
TAPE IN
DIGITAL EFFECT ON
DIGITAL EFFECT MUTE
[–10dB]
[–10dB]
[10dB]
PAD
[30dB]
PAD
HA
HA
BA BA
BA
BA
BA
HA
VO. ECHO 1
VO. ECHO 2
VO. REV. 1
VO. REV. 2
HALL 1
HALL 2
ROOM
PLATE
+40dB
+30dB
+20dB
+10dB
0dB
–10dB
–20dB
–30dB
–40dB
–50dB
+40dB
+30dB
+20dB
+10dB
0dB
–10dB
–20dB
–30dB
–40dB
–50dB
MAXIMUM OUTPUT POWER
[300W/4Ω]
POWER AMP2 OUT
[300W/4Ω]
POWER AMP1 OUT
[300W/4Ω]
BRIDGE OUT
[600W/8Ω]
POWER AMP OUT [60W/4Ω]
MAIN OUT [+4dB]
MONITOR OUT [+4dB]
EFFECT OUT [+4dB]
REC OUT [–10dBV] [–7.8dB]
AUX, TAPE [0dB]
EFFECT [–22dB]
MAIN, MONITOR [–16dB]
EFFECT
MONITOR
LEVEL
AUX IN
AUX IN
[–10dB]
TAPE IN
TAPE IN
CH5,6 [–22dB]
Clip Level [+20dB]
[–10dBV (–7.8dB)]
LINE (CH5) [–10dB]
Hi-Z PAD:ON [–10dB]
INST (CH6) [–30dB]
Lo-Z PAD:ON [–20dB]
Lo-Z PAD:OFF [–50dB]
Hi-Z PAD:OFF [–40dB]
MIC (CH5,6) [–50dB]
3-Stage EQ
Lo
Mid
Hi
3-Stage EQ
Lo
Mid
Hi
ON
DIGITAL
EFFECT
EFFECT RETURN
EFFECT RETURN
MAIN MASTER
[–6dB]
MONI MASTER
REC OUT
[–10dBV]
[–7.8dB]
1
2
BA
PA
[+4dB]
BA
[+4dB]
BA
7-Stage GEQ
125Hz
250Hz
500Hz
1kHz
2kHz
4kHz
8kHz
7-Stage GEQ
125Hz
250Hz
500Hz
1kHz
2kHz
4kHz
8kHz
LIMITER
MAIN/MONITOR
PA
LIMITER
POWER AMP
A
B
A
B
2
1
1
1
1
1
2
2
2
2
MAIN/MAIN
MAIN BRIDGE