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4-Channel Amplifiers
Q4.80 / Q4.150
5
4 Channel Full Range Stereo With Mono Amp For Subwoofers:
-RCA’s from OUTPUT on 4CH amp to INPUTS on MONO amp.
Interconnect cable checklist:
- Connect the four inputs of the amplifier to a Radio/CD with quality RCA cables.
Control checklist:
Switch setting checklist:
- Refer to the section “Settings for Best Performance”
- 1/2CH X-OVER: HP-FULL
- MULTIPLIER FREQUENCY: X1
Minimum final loudspeaker impedances:
- FILTER SLOPE: 12dB
- 4CH Amp: 2 ohm per channel.
- 3/4CH X-OVER: HP-FULL
- MONO Amp: 1 Ohm
INPUT MODE: 4CH since 2 sets of RCA’s are connected.
OUT
CH3
CH1
CH4
CH2
INPUT
POWER INPUT
GND REM BATT+12V
SPEAKER OUTPUT
Ch1 Ch2
Ch3 Ch4
- + - + - + - +
BRIDGED BRIDGED
FUSE
CROSSOVER
INPUT MODE
4CH 2CH
CROSSOVER
PROTECT
POWER
LEVEL
CLIP INDICATOR
CLIP INDICATOR
GREEN-
PRE CLIP
GREEN-
PRE CLIP
AMBER-
SOFT CLIP
AMBER-
SOFT CLIP
RED-
HARD CLIP
RED-
HARD CLIP
LEVEL
BASS BOOST
BASS BOOST
BASS FREQUENCY
HIGH PASS
LOW PASS
MULTIPLIER
FREQUENCY
FILTER SLOPE
HIGH PASS
CHANNELS 1&2
CHANNELS 3&4
9V
0dB
9V
0dB
30Hz
15Hz
40Hz
0.2V
12dB
X15 X1
6dB 12dB
DUPE HP-FULL
(3&4)
LP-BP LP-BP HP-FULL
MONO STEREO
(x1) 20Hz 300Hz
(x15) 300Hz 4.5KHz
0.2V
12dB
80Hz
1KHz
4.5KHz
POWER INPUT
BATT+12V REM GND
SPEAKER OUTPUT
- - + +
FUSE
MONO
SUBWOOFER
REMOTE TURN-ON
CHASSIS GROUND
TO BATTERY + 12 Volts
VIA FUSE
OUTPUT
INPUT
R
SLAVE INPUT
BALANCED
INPUT
MASTER OUTPUT
L
REMOTE
MBQR-2
MIN MAXX
FULL RANGE
RCA PASS
THROUGH
INPUT OUTPUT
SLAVE MASTER
PROTECT
POWER
CLIP INDICATOR
CONTROL
GREEN-PRE CLIP
AMBER-SOFT CLIP
RED-HARD CLIP
LEVEL
BASS BOOST
PARAMETRIC BASS EQ
PRE-AMP X-OVER
PHASE SHIFT
BANDWIDTH
BASS FREQUENCY
SUBSONIC
Q-LINK
LOW PASS
0dB
9V
0
WIDE
30Hz
15Hz
35Hz
12dB
0.2V
180
NARROW
80Hz
35Hz
200Hz