Stereo Operation | RCA | |
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| Unbal. |
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Speaker | 0 | ° | ° | Bal. |
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+ | L | – |
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| Bridged | – | R | + | ||||
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| Pass |
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| Gain |
| Thru | L | R |
| Gain |
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– | – |
1Ω Min. | 1Ω Min. |
+ | + |
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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 0°
•Gain for left and right channels operate independently
•Impedance for each channel should be 1Ω minimum
•XCard can be
Stereo/Mono Operation | RCA | |
Input | ||
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| Unbal. |
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| L (Mono) | R |
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Speaker | Bal. |
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+ L – |
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| Bridged | – R + | |
| Pass |
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| Gain | Thru | L | R |
| Gain |
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I
N
S T A L L A T I O N
+
Speaker Terminal
– |
+ |
1Ω min. | 1Ω min. |
+ 
–
+ |
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Speaker Terminal
2Ω min.
•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 1Ω minimum
•Impedance for bridged channel should be 2Ω minimum
•XCard is in Full Range position
•Passive Crossovers are needed for proper stereo/mono operation
