Subwoofer Setup - Audio & Electronics Forum

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Subwoofer Setup
Monday, December 11, 2006 1:51 PM
I've been toying with the idea of getting an Elemental Designs setup, but my discount just started at Best Buy and I'm tempted to go with this:

Alpine MRP-M650 - 400W RMSx1 @ 4 ohms, 600W @ 2 ohms
Alpine SWR-1042D - 200-500W Peak power handling

I only want 1 10" sub, I don't want anything more. The whole setup will run me $250 with wires, so I'm REALLY tempted. Any reason why I shouldn't?




Re: Subwoofer Setup
Tuesday, December 12, 2006 4:25 PM
well you better make sure you give the sub the exact power of 500, i had a 12" type-r and the alpine 400 watt class d amp, and i've blown 5 different type-r's, when i asked best buy they said i was under powering it and said it needed exatly 500 watts rms


k5 ftmfw!!
Re: Subwoofer Setup
Tuesday, December 12, 2006 8:22 PM
Yes, always go by the rms power of the amp and sub, never max.


-------------------------------
"Laying in bed one night, I said "Where did I go worng?". Then I heard a voice say "This is going to take a while..."
Re: Subwoofer Setup
Tuesday, December 12, 2006 8:38 PM
3COT3C wrote:well you better make sure you give the sub the exact power of 500, i had a 12" type-r and the alpine 400 watt class d amp, and i've blown 5 different type-r's, when i asked best buy they said i was under powering it and said it needed exatly 500 watts rms
Hmm. Old R's or new R's?? There's people pushing like 800ish and they do fine. Thats kinda wierd.

But yes, that amp is made for that sub and I'm an alpine whore so of course I say get it.

-Seth



Re: Subwoofer Setup
Tuesday, December 12, 2006 8:50 PM
Underpowering won't blow a sub, overpowering it will, I know that much.



Re: Subwoofer Setup
Tuesday, December 12, 2006 9:16 PM
3COT3C wrote:well you better make sure you give the sub the exact power of 500, i had a 12" type-r and the alpine 400 watt class d amp, and i've blown 5 different type-r's, when i asked best buy they said i was under powering it and said it needed exatly 500 watts rms


That's untrue. You can't "underpower" a sub. Wtf you think happens when you turn the volume down?... You were probably clipping the @!#$ out of it. Best Buy employee's are generally not too smart when it comes to these things....

And as for the original poster, I'd say go for it!


wysiwyg wrote:i would say they bang, they don't really pound so much. but if
you want to bump, then they will bump and hit real hard and a lot good.

LOL
Re: Subwoofer Setup
Tuesday, December 12, 2006 9:28 PM
That Thing Got An Ecotec? wrote:Underpowering won't blow a sub, overpowering it will, I know that much.

If you want to really get down to it, neither under powering or over powering will.



Mike Roth
Re: Subwoofer Setup
Tuesday, December 12, 2006 9:45 PM
I'm going to buy it sometime next Spring. Some of the installers at my store are certified by some car audio certification place, I don't know where, but I can find out if anyone is interested. There are only 4 certified installers in the DFW area and my store has 2 of them. It's on Collins and I-30 in Arlington.



Re: Subwoofer Setup
Tuesday, December 12, 2006 10:44 PM
Cavi in KC wrote:
That Thing Got An Ecotec? wrote:Underpowering won't blow a sub, overpowering it will, I know that much.

If you want to really get down to it, neither under powering or over powering will.


True. Overpowering a sub to the point where the heat created is greater than the heat dissipated, THEN you have damage.



Re: Subwoofer Setup
Wednesday, December 13, 2006 3:39 AM
3COT3C wrote:well you better make sure you give the sub the exact power of 500, i had a 12" type-r and the alpine 400 watt class d amp, and i've blown 5 different type-r's, when i asked best buy they said i was under powering it and said it needed exatly 500 watts rms


dont go back to that best buy again, they are idiots. go to a qualified shop and have them look at your setup. as said i'd bet your sending a clipped signal to your subs causing them to go boom boom.


http://www.flickr.com/photos/sndsgood/ https://www.facebook.com/#!/Square1Photography
Re: Subwoofer Setup
Wednesday, December 13, 2006 7:25 AM
thats a pretty good deal that you can get.

If you do have any questions about the eD equipment that you where looking at, please let me know. Ide be happy to answer them for you.

Either way, good luck with your decision.

What is the RMS power on the speaker you are looking at?



Elemental Designs
Performance.Mobile.Audio.
alexl@edesignaudio.com
Warehouse Manager



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