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P1-650.4 / P1-1050.4 / P1-1650.4 4-CHANNEL AMPLIFIER APPLICATIONS
Front/Rear high pass, using a 2 channel amplifier for mono sub bass
Channels 1/2:
The combination of a 2 and a 4 channel amplifier, utilizing their built in
- HI PASS: 100 Hz
crossovers, makes it a snap to put together a full system with front and rear
highs, with mono sub bass.
LOW PASS: N/A
Interconnect cable checklist:
Channels 3/4:
- Using good quality RCA cables, feed the front and rear outputs of a head
- HI PASS: 100 Hz
unit to the inputs of the 4 channel amplifier as shown.
- LOW PASS: N/A
- Also connect the LINE OUT of the 4 channel amplifier to the LINE INPUT of
the 2 channel amplifier as shown.
2 channel bass amplifier:
- HI PASS (Subsonic filter): 10 Hz to 40 Hz
Mono bass woofer wiring:
- LOW PASS: 80 Hz
Connect the mono speaker positive terminal to the Right +, and its negative
terminal to Left -.
Please note that these frequency points are suggestions only. Refer to the
loudspeaker manufacturer specifications and the section “Setting up systems
Switch setting checklist:
after installation for best performance”
4 channel highs amplifier:
- 1/2CH X-OVER: HPF
Level control checklist:
- 3/4CH X-OVER: HPF
- Refer to the section “Setting up systems after installation for best
performance”
2 channel bass amplifier:
Minimum final loudspeaker impedances:
- X-OVER switch: LPF
- 2 ohm per channel in stereo mode.
- 4 ohm mono bridged.
Crossover frequency control checklist:
- 4 channel highs amplifier:
STEREO
INTERCONNECT
RCA CABLE
5
POWERONE
LINE INPUT
LINE OUT
CHANNEL 3 / 4
CHANNEL 1 / 2
30Hz 250Hz 60Hz 12KHz 0dB 9dB 6V 0.2V
30Hz 250Hz 60Hz 12KHz 0dB 9dB 6V 0.2V
LPF HPF BASS EQ LEVEL
LPF HPF BASS EQ LEVEL
FULL LPF HPF
X-OVER
FULL LPF HPF
X-OVER
4 2
MODE
Ch1
Ch2
Ch3
Ch4
POWER
PROTECT
GND REM +12V
CH 3/4 SPEAKER OUTPUT
BRIDGED
CH4 CH3
- + - +
BRIDGED
CH2 CH1
- + - -+
CH 1/2 SPEAKER OUTPUT
FULL RANGE
STEREO LINE
INPUTS
POWERONE
LINE OUT LINE INPUT
R R
L L
+ - gnd - +
HI INPUT
6V 0.2V 0dB 9dB 60Hz 12KHz 30Hz 250Hz
LEVEL BASS EQ HPF LPF
FULL LPF HPF MONO STEREO
X-OVER MODE
POWER INPUT
GND REM BATT+12V
SPEAKER OUTPUT
LEFT RIGHT
+ - + -
BRIDGED
FUSE
POWER
PROTECT
REMOTE TURN-ON
CHASSIS GROUND
TO BATTERY +12v
VIA FUSE
MONO SUBWOOFER