Mb-quart REF4.50 User Manual download pdf (Page 7)

Mono Amplifiers

REF1.800

FEATURES:

- 1 Set of RCA inputs

- LEVEL: Variable sensitivity from 0.2V to 5V

- BASS EQ: Adjustable 45Hz bass boost from 0dB to 12dB

- SUBSONIC: Variable from 15Hz to 55Hz

- LOW PASS: Variable from 40Hz to 150Hz

- MASTER OUT: Mono RCA signal to Slave amplifier when linking.

- SLAVE IN: Mono RCA signal in from Master amplifier when linking.

- MODE: Selectable Slave In and Master Out selection when linking amplifiers.

- REMOTE: Connection for dash mount level control.

Interconnect cable checklist:

Connect the inputs to a suitable source, e.g. a head unit with good quality RCA cables. Control checklist:

Refer to the section “Settings for Best Performance”

Use at least #12 gauge speaker wiring. The amps have dual speaker terminals,

simplifying the hookup of multiple speakers. These amps are mono, 1 channel, amplifiers

Minimum final loudspeaker impedance: 1-Ohm.

which have multiple positive and negative connections for ease of wiring. The 2 positives

are the same internally and the 2 negatives are the same internally.

ONYX

POWER INPUT

GND REM BATT+12V

SPEAKER OUTPUT

- - + +

FUSE

MONO

SUBWOOFER

REMOTE TURN-ON

CHASSIS GROUND

TO BATTERY + 12 Volts

VIA FUSE

POWER

PROTECT

INPUT

Master

Slave

Out

5V 0.2V

LEVEL

15Hz 55Hz

SUBSONIC

REMOTE

40Hz 150Hz

LOW PASS

0dB 12dB

BASS

BOOST

MODE

Slave

Master

Out

DESIGNATED

MONO OUTPUT

FROM HEAD UNIT

INPUT

Master

Slave

Out

5V 0.2V

LEVEL

15Hz 55Hz

SUBSONIC

REMOTE

40Hz 150Hz

LOW PASS

0dB 12dB

BASS

BOOST

MODE

Slave

Master

Out

MBQR-2

MIN MAXX

1 2 3 4 5 6 7 8 9 10 11

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Mb-quart REF4.50 User Manual Page 7

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