Crunch P1-1050.1 User Manual
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.
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.
the 2 channel amplifier as shown.
2 channel bass amplifier:
- HI PASS (Subsonic filter): 10 Hz to 40 Hz
- 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 -.
terminal to Left -.
Please note that these frequency points are suggestions only. Refer to the
loudspeaker manufacturer specifications and the section “Setting up systems
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
- 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”
performance”
2 channel bass amplifier:
Minimum final loudspeaker impedances:
- X-OVER switch: LPF
- 2 ohm per channel in stereo mode.
- 4 ohm mono bridged.
- 4 ohm mono bridged.
Crossover frequency control checklist:
- 4 channel highs amplifier:
- 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 BA
TT+12V
SPEAKER OUTPUT
LEFT RIGHT
+ - + -
BRIDGED
FUSE
POWER
PROTECT
REMOTE TURN-ON
CHASSIS GROUND
TO BATTERY +12v
VIA FUSE
VIA FUSE
MONO SUBWOOFER