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