Mono input connections, Low level inputs, 4 ch mono input connections using – Pyramid Car Audio PB781X User Manual
Page 21: 2 ch mono input connections using, Right front audio outputs left front audio outputs, Y adaptors, Head unit, Left rear audio outputs right rear audio outputs
RIGHT FRONT Audio Outputs
LEFT FRONT Audio Outputs
4 CH mono input connections using
low level inputs
2 CH mono input connections using
low level inputs
Y adaptors
L
R
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)
head unit
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
LEFT REAR Audio Outputs
RIGHT REAR Audio Outputs
pb681X
pb881X
pb1881X
mono
input connections
4 ch amp PB681X • PB881X • PB1881X
20
REMOTE
BASS BOOST(CH3/4)
POWER
PROTECT