Filter
Top Products
FREQ.
CH 3
LOW IN
LEVEL
MIN MAX
CH 4
HPF
+18db
0
35
400
Hz
LPF
80
HPF
2.5k
2.5k
Hz
+18db
0
BASS
BOOST
MIN MAX
FREQ.
CH 1
CH 2
80
Hz
35
400
Hz
LPF
HI IN
CH4 CH3
+
-
-
+
HI IN
CH2 CH1
+
-
-
+
LOW IN
BASS
BOOST
LEVEL
FULL
HPF
LPF
FULL
HPF
LPF
POWER
PROTECT
REMOTE
BASS BOOST(CH3/4)
4 CH floating ground connections
from speaker terminals
L R FRONTLRREAR
ORANGE
ORANGE
ORANGE
ORANGE
BLACK
BLACK
BLACK
BLACK
PLEASE NOTE! If using high level inputs,
do not use the low level RCA inputs at
the same time!
CH 1/2
4 CH harness wiring for common ground connections
from speaker terminals
L R FRONTRLREAR
ORANGE
ORANGE
ORANGE
ORANGE
BLACK
BLACK
BLACK
BLACK
CH 3/4
1
9
pb681X
pb8
81
X
pb1
881
X
high level
input connections
4 ch amp PB681X • PB881X • PB1881X