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2 Class D amps one per Woofer ? 1 0hm or .5ohm


whatusay45

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Posted

I have two tod212 and two Prime 1200-1 D. Would it be better for me to run one aplifier to each woofer at 1 0hm ? or one amplifer to both woofers at .5 ohm.. i know its stupid but would it be do-able.?

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Posted

Just run both at 1 ohm i wouldbt run those amps at .5

My setup,

Digital Designs M80

3 Re audio 10's ported tuned to 36 hz

Kenwood x-696

SHCA 0 gauge

Polk audio coax running off hu

Posted

Im pretty sure you can daisy chain those amps if not y splitters and do you have the electrical to back up the two amps?

My setup,

Digital Designs M80

3 Re audio 10's ported tuned to 36 hz

Kenwood x-696

SHCA 0 gauge

Polk audio coax running off hu

Posted

That amp is only stable down to 1 ohm so running it below that is very risky.

And your subs only handle 700W RMS.

Those subs/amps aren't a good match. To be safe you could wire them both to 1 amp like this:

2_2ohmDVC_2ohm.png

or if you want to do one sub per amp you could do it this way:

1_2ohmDVC_4ohm.png

In either configuration each sub would see roughly 400w RMS. I know that is below their rating, but it is safer than trying to feed each one 1200W when you don't have much experience. It can be done, but you need a perfect enclosure and CLEAN power and signal, no clipping/distortion etc.

And what do you mean what else do you need to do to set up the other amp? The fact that you ask that isn't anything to be embarrassed about, but it is a sign you shouldn't be doing this by yourself. The second amp needs the same stuff the first amp does. A solid ground, power, a turn on lead, and signal all coming to the amp, and speaker wire going to the sub.

I am going to assume you have a typical set up, 1 battery up front etc...

  • For signal: Those amps have a pass-thru so that means you have signal cables going from your head unit to the input on amp A, and another set of cables going from the pass-thru of amp A to the input of amp B. You can also use y splitters, whatever you prefer
  • For power: Your power wire run from front to back to a distribution block. one run from distribution block to each amp
  • REM lead to each amp
  • Ground: run from a SOLID ground location to a distribution block. One run from the block to each amp.

Man, I hope you know what you are doing or do it under the supervision of someone that does. before any of this, your big 3 is a must, and you are more than likely demanding more current than a stock alternator can provide.

Be safe, have fun.

Posted

Well this is what I have.. stock electrical 4 gauge rf with an anl fuse from the battery up front to the battery in the back and from there to one of the amplifiers. Then I have a knukonceptz distribution block. Would it be an effective way to do the big three woth good 4 gauge wire? Or use 1/0

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