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Quick sub/amp wiring question for the experts

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Old May 27, 2009 | 12:12 AM
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cyan
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Default Quick sub/amp wiring question for the experts

I am making some audio changes and will be using the two following items for the low end:

(1) Eclipse aluminum 12" (SW8122DVC)
- dual 4 ohm coils
- 500w RMS, 1000w peak power rating

(1) Crossfire CFA602 amplifier
- 150x2 @ 4 ohm
- 300x2 @ 2 ohm
- 600x1 @ 4 ohm mono

Which is the ideal way to hook this up, and what would the resulting power be?
If I had to guess, I would say connect the + of one voice coil to the - of the other, bridge the amp, and run the 2 wires accordingly to the remaining posts on each coil?

Last edited by cyan; May 27, 2009 at 12:14 AM.
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Old May 27, 2009 | 07:24 AM
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StreetOC192
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The 2 pieces of equipment are not going to play nice together. That sub can only be bridged to either a 2-ohm or 8-ohm load mono. Your 2-channel amp is only stable to 4-ohms mono. The only safe way to run it would be to wire the sub to 8-ohms, which will yield 300 watts rms to your sub.
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Old May 27, 2009 | 08:28 AM
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shvd64cdy
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Originally Posted by StreetOC192
The 2 pieces of equipment are not going to play nice together. That sub can only be bridged to either a 2-ohm or 8-ohm load mono. Your 2-channel amp is only stable to 4-ohms mono. The only safe way to run it would be to wire the sub to 8-ohms, which will yield 300 watts rms to your sub.
+1. you can either add another sub (which would let you run a 4 ohm load) or just run the set-up you have now at 8 ohms. if you can find it, eclipse also makes a dvc 8 ohm sub too. that would let you run a single sub at 4 ohms.

or, last option, get a true mono amp. that wouldn't have any prob. running at a 2 ohm mono load. you can get some pretty good kicker zx series amps for dirt cheap that would run that sub just fine.
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Old May 27, 2009 | 10:19 AM
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thanks for the help.

Last edited by cyan; May 27, 2009 at 12:01 PM.
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