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Box volume ?s

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Old Mar 4, 2007 | 02:37 PM
  #1  
cliffsta's Avatar
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From: Pineville, La, 71360
Default Box volume ?s

I have two RF Punch Stage1 10" subs, and I have a couple questions about boxes.

The recommended enclosure size is .65cuft but the acceptable range is .5 being the very minimum, .65 as optimum, and 1.00 as the max suggested. I will be using the RFPunch amp P4002. The speakers are rated for 150RMS and 300Peak power, the amp will put out 100x2 RMS and 200x2 peak.

Based on this information, I am wondering if it would be acceptable to buy premade boxes (well, box kits that you assemble) with a volume of .75? It'd be a lot cheaper / less time consuming on my end to buy some ready-to-assemble boxes, but I don't want these things to sound bad in a too-big box without enough amp.

Or should I just build a box for them myself?
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Old Mar 4, 2007 | 03:30 PM
  #2  
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fcm
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From: kelowna, bc, canada
Default Re: Box volume ?s (cliffsta)

There are lots of good "pre-built" boxes out there, save yourself the time of assembling a box, spend it "beefing up" the pre-built box you get, a little bracing and sealing will have it working as well as anything you can build or assemble.

The above assumes that you do not have a shop full of box building tools and you have not been building boxes for the last few years. 94

PS, make sure whatever you get is at least 3/4" MDF, 1" MDF would be better, [even if its just on the sub mounting surface].

PPS, You have 2 150W subs for a total of 300W continuous but you only have a total of 200W to drive them 94


Modified by fcm at 5:19 PM 3/4/2007
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Old Mar 4, 2007 | 04:43 PM
  #3  
cliffsta's Avatar
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From: Pineville, La, 71360
Default Re: Box volume ?s (fcm)

Nope, no shop here. We have the most basic tools. We have the capability to build a box but I've never made one before myself.

I'll be honest, I'm a little worried about the amp not being enough for the subs. The peak power handling for them is 300 each, or 600 total, and my amp will put out 400 total, so I think they will hit OK. Is 100watt constant per sub not enough when they are only rated 150 per sub? I would think that'd be close enough.

I was worried mostly that the prebuilt boxes I'm looking at are .75Cu.Ft. and my understanding (which may be wrong) is that the bigger the box, the more power you need.

P.S. I've never had subs before (rather obvious, I'm sure) but some of my closest friends have them and I've managed to pick up some things. So I'm curious more than anything as to how they will sound. I've got great highs and mid-bass from the speakers I replaced the factory units with, especially my 6x9s in the rear deck. Mostly I'm looking for that extra kick and the slightest growl a subwoofer can offer, which is why I went with a basic 10" sub.
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Old Mar 5, 2007 | 03:04 PM
  #4  
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From: Pineville, La, 71360
Default Re: Box volume ?s (cliffsta)

Any other thoughts? I'm a huge fan of the "learn everything then do" school of thought.
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