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Ques. About ED SQ10

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Old Mar 29, 2007 | 08:49 AM
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Default Ques. About ED SQ10

Hey guys im planning on buying the ed sq10 and making a subbox using this sub. just wondering whats the good rms to run these subs on. the chart says 200 is good enough and anything pass it is bad. whats the higher rms u can run on these while still making it last long as well as sound the best.
Old Mar 29, 2007 | 03:58 PM
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I'm running it off of about 200-220 atm, sounds pretty good. I'd guess as long as your careful with your gains and its running clean you could get up to 300 and it still last. Does that mean i'm telling you to run it at 300 watts, no. I'd guess that it would be safe as long as your careful, but if you want to be safe for sure, i'd keep it at 250 or below. Probably somebody else will post in a minute that has more knowledge than me (doesn't take much to know more than me) that can help your more.
Old Mar 29, 2007 | 05:36 PM
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anyone else care to share their knowledge?
Old Mar 29, 2007 | 05:37 PM
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I have had my Sq10's running at 300rms for a few months now and no problems. I DO know what to look for, and have been doing profesionaly installs for over 4 years, so I would reccomend staying under 300 just to be safe.
Old Mar 29, 2007 | 05:38 PM
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250 is doable since energy is lost during the transfer because of heat, and component efiiciency...
Old Mar 29, 2007 | 05:48 PM
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You should really ask Chris (mandos) about this. There are other factors to consider beyond power handling, such as whether or not it's output stays linear beyond it's rated power. If a sub stays linear up to 200w, yet can handle 400w without any damage, there's often no point because the additional 3dB potential (which a doubling of power provides in theory) isn't realized, due to output compression.

Just throwing it out there for consideration, although I realize most people don't care about this aspect of a sub system.
Old Mar 29, 2007 | 06:24 PM
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Originally Posted by nodsetse
You should really ask Chris (mandos) about this. There are other factors to consider beyond power handling, such as whether or not it's output stays linear beyond it's rated power. If a sub stays linear up to 200w, yet can handle 400w without any damage, there's often no point because the additional 3dB potential (which a doubling of power provides in theory) isn't realized, due to output compression.

Just throwing it out there for consideration, although I realize most people don't care about this aspect of a sub system.
Yeah... I just had a 600rms amp laying around and I used it, ^ thats the technical , I meant to say that...
Old Mar 29, 2007 | 07:42 PM
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how about 125 rms?
Old Mar 29, 2007 | 08:20 PM
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^ 125w is fine and will be plenty loud. Giving it twice that power, 250w, would only raise it by ~3dB, provided the output remained linear. I'm only using 140w on a single Boston Acoustics 10" and have more bass than I want or need.
Old Mar 30, 2007 | 03:18 AM
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thanks thats all i needed to hear! i want some bass but not a headache!
Old Mar 30, 2007 | 04:51 AM
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I have a four channel Audiobahn amp that puts out 75w RMS x4. Would it be safe to bridge two channels to an sq10 in the tC stealth box from ED? I guess I thought that bridging two of the 75w channels would give me an output of 150w but the manual that came with the amp says that would give me an output or 300w RMS. Is that correct? Would it handle 300W RMS in the stealth box safely? TY for your help people!


Also, does the sq10 in the stealth ED box make the carpet in the trunk flap or something that makes some crappy noise? Thanks!
Old Mar 30, 2007 | 05:07 AM
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http://www.edesignaudio.com/edv2/ele..._sq10chart.php

just follow that if you have power questions.

as far as the stealth box it doesn't rattle the flap look at the video here:

http://youtube.com/watch?v=OoVIFqsyasQ
Old Mar 30, 2007 | 05:58 AM
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TY nebster! Great video, I never saw that one! I had seen the sq10 chart on the ED site before.

Thanks!
Old Mar 30, 2007 | 04:26 PM
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Originally Posted by My_Sweet_Shadow
I have a four channel Audiobahn amp that puts out 75w RMS x4. Would it be safe to bridge two channels to an sq10 in the tC stealth box from ED? I guess I thought that bridging two of the 75w channels would give me an output of 150w but the manual that came with the amp says that would give me an output or 300w RMS. Is that correct? Would it handle 300W RMS in the stealth box safely?
Yes, that configuration will work fine. Provided your gain structure is set correctly, the sub will have plenty of power, yet you won't have to be concerned about burning it out. If you listen for distortion, most sub systems will effectively warn you when they're at risk of being damaged, and the easy fix is to turn it down if you want it to last.
Old Mar 30, 2007 | 05:51 PM
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Thanks guys, looks like i'll be placing an order tonight!
Old Mar 30, 2007 | 09:22 PM
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Originally Posted by nodsetse
You should really ask Chris (mandos) about this. There are other factors to consider beyond power handling, such as whether or not it's output stays linear beyond it's rated power. If a sub stays linear up to 200w, yet can handle 400w without any damage, there's often no point because the additional 3dB potential (which a doubling of power provides in theory) isn't realized, due to output compression.

Just throwing it out there for consideration, although I realize most people don't care about this aspect of a sub system.
MMmmm...power compression

I'd say for the most part, 200W is all anyone would ever need.

Can you run 400W to it?

Yeah.

Can you kill it like that?

Yeah, if you aren't careful.

Was I powering it with a Nine.1 @ 4 ohms when I was doing SPL testing on the tC box?

Yes. I was.

Did I break the sub?

No, I didn't, because I backed off when it began reaching its limits.

I guess that's the really long way of saying, 200W = perfectly ok. 400W = doable if you're going to pay attention, but you probably won't get much extra out of it.

Yay long posts that just agree with whatever they quoted.
Old Mar 30, 2007 | 10:30 PM
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Originally Posted by mandos
Yay long posts that just agree with whatever they quoted.
LOL, maybe, but it was still very good that you replied. After all, you're representing your company's products, and people here look to you to provide authoritative information about them. I think the info you supplied here should help several of your customers.
Old Apr 4, 2007 | 06:22 PM
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can anyone tell me how much air space is in the ed stealth sub box?
Old Apr 4, 2007 | 06:41 PM
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About .35 cubic feet.
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