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6
CH3
CH4
CH2
CH1
+12V REM GND
A
U
T
O
-
N
E
L
D
CAR STEREO HEAD UNIT
FIG.2
LINE INPUT
GAIN
BASS
CROSSOVER
6V
0.2V
0dB
12dB
50Hz 500Hz
FLAT
L.P.F
H.P.F
6V 0.2V
CH 1/2
CH 3/4