Pyramid Car Audio PB-638GX, PB-238GX, PB-1838GX, PB-738GX Mono input connections, Low level inputs

mono input connections

4 ch amp PB-638GX • PB-1038GX

4 CH mono input connections using

low level inputs

LEVEL

BASS

BASS

CH 4

FREQ.

BOOST

LPF

HPF

HPF

LPF

BOOST

FREQ.

LEVEL

CH 2

+ -

-

+

+ -

-

+

CH4 CH3

HPF

HPF

CH2 CH1

HI

IN

MIN MAX

LPF

0 +18db 35 400

80 2.5k

80 2.5k

35 400

0 +18db

LPF

MIN MAX

HI

IN

CH 3

FULL

Hz

Hz

Hz

Hz

FULL

CH 1

CHANNEL 3/4

REMOTE

CHANNEL 1/2

BASS BOOST(CH3/4)

PROTECT

POWER

LOW IN

4 CHANNEL MOSFET AMPLIFIER

LOW IN

head unit

LEFT FRONT Audio Outputs

18

RIGHT FRONT Audio Outputs

LEFT REAR Audio Outputs

RIGHT REAR Audio Outputs

2 CH mono input connections using

low level inputs

LEVEL

BASS

BASS

CH 4

FREQ.

BOOST

LPF

HPF

HPF

LPF

BOOST

FREQ.

LEVEL

CH 2

+ -

-

+

+ -

-

+

CH4 CH3

HPF

HPF

CH2 CH1

HI

IN

MIN MAX

LPF

0 +18db 35 400

80 2.5k

80 2.5k

35 400

0 +18db

LPF

MIN MAX

HI

IN

CH 3

FULL

Hz

Hz

Hz

Hz

FULL

CH 1

CHANNEL 3/4

REMOTE

CHANNEL 1/2

BASS BOOST(CH3/4)

PROTECT

POWER

LOW IN

4 CHANNEL MOSFET AMPLIFIER

LOW IN

L

Y adaptors

R