Rockford Fosgate 250.2 - Manual (Page 20)

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• RCA inputs are connected to both left and right channels
• Signal Input Switch selected to Unbalanced for RCA input
• Left Phase Switch set to 0
°
• Right Phase Switch set to 180
°
for stereo/mono operation
• All speaker polarity on right channel is inverted to correct for signal phase
• Gain for left and right channels set equally to balance the subwoofer
• Impedance for each channel should be 2
Ω
minimum
• Impedance for bridged channel should be 4
Ω
minimum
• XCard is in Full Range position
• Passive crossovers are needed for proper stereo/mono operation
• RCA inputs are connected to both left and right channels
• Signal Input Switch selected to Unbalanced for RCA input
• Left Phase Switch set to 0
°
• Right Phase Switch set to 0
°
• Gain for left and right channels operate independently
• Impedance for each channel should be 2
Ω
minimum
• XCard can be High-Pass, Low-Pass or Full Range position
Stereo/Mono Operation
Stereo Operation
I
N
S
T
A
L
L
A
T
I
O
N
® ®
R
Unbal.
Pass
Thru
Bal.
Input
L
0 ° -180
°
E Z - 1 8 0 ° - 0
°
Bridged
Gain
Bal.
Gain
–
+
RCA
Input
+
–
4 Ω min.
+ –
+
Speaker
Terminal
–
Speaker
Terminal
Speaker
+ L –
Speaker
– R +
L (Mono) R
2
Ω
min. 2
Ω
min.
R
Unbal.
Pass
Thru
Bal.
Input
L
0 ° -180
° E Z - 1 8 0 ° - 0
°
Bridged
Gain
Bal.
Gain
–
+
RCA
Input
+
–
Speaker
+ L –
L (Mono)
Speaker
– R +
R
2 Ω Min. 2 Ω Min.