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Old 12-11-2017, 06:00 PM
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Ok, I'm installing an SS P4.1000D amp and four Polk db651's in a 2015 Limited. This is a (stretched) budget setup to say the least.
I've ordered the BT355 as well; only one as I'm not concerned with F/R fade controls.

I'm confused on the best way to wire the speakers to the amp since I will effectively be taking out the rear channel.

The amp will do 140wx4 @ 4ohm or it will do 250wx4 @ 2 ohm.

Do I split the low level outputs from the BT355 and "trick" the amp into thinking there are four channels and then connect each speaker separately?
Or, do I wire each side of the speakers in parallel creating a 2ohm load on the amp and just use two channels?

I've been reading through the threads and thought I had this figured out, but now not so much.
If I had read more before I clicked "Buy now", I would have just bought a 2 channel amp.

Looking for advice from guys who have "been there, done that".

TIA,
Scott
 
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Old 12-11-2017, 06:38 PM
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Your thinking is correct on using a couple of Y splitters. Then wire each speaker to their own channel.
 
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Old 12-11-2017, 06:52 PM
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SBates08, thanks for the sanity check!
 
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Old 12-12-2017, 08:51 AM
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Originally Posted by deadduckflying
Ok, I'm installing an SS P4.1000D amp and four Polk db651's in a 2015 Limited. This is a (stretched) budget setup to say the least.
I've ordered the BT355 as well; only one as I'm not concerned with F/R fade controls.

I'm confused on the best way to wire the speakers to the amp since I will effectively be taking out the rear channel.

The amp will do 140wx4 @ 4ohm or it will do 250wx4 @ 2 ohm.

Do I split the low level outputs from the BT355 and "trick" the amp into thinking there are four channels and then connect each speaker separately?
Or, do I wire each side of the speakers in parallel creating a 2ohm load on the amp and just use two channels?

I've been reading through the threads and thought I had this figured out, but now not so much.
If I had read more before I clicked "Buy now", I would have just bought a 2 channel amp.

Looking for advice from guys who have "been there, done that".

TIA,
Scott
Just a little FYI on your amp Choice it is a good amp that will push those speakers well. The only problem you will have is mounting the amp on the stock amp tray and getting the outter fairing on. You are either going to have to modify the stock amp tray or order an aftermarket one from JM audio for $160.

Use the search section on the forum and there is a thread about mounting that amp in a Rushmore batwing.
 
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Old 12-12-2017, 09:04 AM
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Thanks BabyBoy, I'll check out those mounting options. Probably won't be the $160 tray, I didn't pay that much for the amp!
 
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Old 12-12-2017, 09:24 AM
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Originally Posted by deadduckflying
Thanks BabyBoy, I'll check out those mounting options. Probably won't be the $160 tray, I didn't pay that much for the amp!
If you can't find the thread drop me a line and I'll see if I can find my measurements and pictures of the mod.
 
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Old 12-12-2017, 09:40 AM
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Old 12-12-2017, 09:41 AM
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Thanks Bates
 
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