Rockford Fosgate 250 2-Channel, 360 2-Channel, 400 4-Channel, 500 2-Channel, 600 5-Channel, 800 2-Channel, 800 4-Channel, 1000 2-Channel Installation And Operation Manual page 24

3-Channel Mode
• RCA Inputs are connected to front -or- front/rear inputs
• 4-2 Input Switch is set to 2-channel -or- 4-channel input mode
• Gain for front and rear channels operate independently
• Speaker Impedance for each front stereo channel should be no less than 2
• Speaker Impedance for rear bridged/mono channel should be no less than 4
• Variable Crossovers for front & rear are variable from 50Hz~210Hz and can be
set to HP (High-Pass), LP (Low-Pass) or FULL (Full Range)
* Reverse polarity on subwoofer if front channel is set to HP (High-Pass) and
rear channel is set to LP (Low-Pass)
4 - c h a n n e l
2 - c h a n n e l
I n p u t
-or-
4-2 4-2
Input Input
210 Hz
50
190
145 55
R
Front 4/2
110 65
Crossover Input
80
Front
HP-Full-LP
Front
Gain
Crossover
L
Frequency
Front
REM
LR+ LR- RR+ RR- B+
*
- +
4 min.
Bridged
– 18 –
Power 400 Power 800
I n p u t
210 Hz
50
190
R 145 55
Rear
110 65
Crossover
80
Rear
HP-Full-LP
Rear
Gain
Crossover
L
Frequency
Pass-Thru Rear
GND LF- LF+ RF-
- +
-
2 min.
4-channel 4-channel
Rear
Remote
Punch
Bass
RF+
+
2 min.
I
+ -
+ -
N
S
T
A
L
L
A
T
I
O
N