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Mag Output Comparision?

This is a discussion on Mag Output Comparision? within the SI Products forums, part of the Stereo integrity category; I dont know if this has been covered but, what is the Mag SPL/output compared to, mainstream would make it ...

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Old 08-19-2008, 01:55 AM   #1 (permalink)
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Default Mag Output Comparision?

I dont know if this has been covered but, what is the Mag SPL/output compared to, mainstream would make it easier for me to compare, as i am new to non mainstream audio....


any info is greatly appreciated!
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Old 08-19-2008, 02:54 AM   #2 (permalink)
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Mag is simply beyond comparison
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Old 08-27-2008, 08:11 AM   #3 (permalink)
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Welcome Dano...you're asking a very difficult question as there are alot of woofers out there with similar SPL output/per watts these days. Going down the SPL road is crazy expensive these days, there's no end to the journey.

That's why sound quality is what the Mag is all about....having a woofer with low listener fatigue, which is what 90% of all the woofers out there do not have.
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Old 08-27-2008, 01:49 PM   #4 (permalink)
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Quote:
Originally Posted by hobie1dog View Post
Welcome Dano...you're asking a very difficult question as there are alot of woofers out there with similar SPL output/per watts these days. Going down the SPL road is crazy expensive these days, there's no end to the journey.

That's why sound quality is what the Mag is all about....having a woofer with low listener fatigue, which is what 90% of all the woofers out there do not have.
Ok. Thats kind of a dodgy answer to a legitimate question. Not saying it was intended to be that way, but to imply that 90% of subwoofers have a negative quality that the mag does not seems a bit like a sweeping generalization.

I mean, the real concern here is that the new mag is not going to have the output desired regardless of sound quality. Are we going to need two "new" mags to do the same SPL job that one "old" mag would do? Is this why the cost is lower per driver this time around?

Many of us will be putting these things in our trunk, which eats up a bit of useable output. If we need two of them to do the job, then many of the benefits become moot, i.e. low weight, shallow depth. Am I still going to need a 2 cu. foot box for two subs or will one suffice?
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Old 08-27-2008, 04:43 PM   #5 (permalink)
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The new driver is more efficient, however it's a sealed only driver, so you lose efficiency in comparison to vented. It will not soak up power like the previous drivers either, so while you may be able to squeak some extra dBs out of the previous drivers by throwing tons of power at them, the new drivers will not take this abuse.

I really hate these types of, "will x be louder than y," as it's totally subjective. If you are talking about metering something, different story, but for daily listening, it's wide open. What you may consider loud, someone else may not.
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Old 08-27-2008, 04:45 PM   #6 (permalink)
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cost has nothing to do with the amount of output a sub has.

It sounds like you don't really care about sound quality and would rather have the loudness. If that is the case, maybe an older model Mag or another driver all together would be better for you.

and as tirefryer pointed out, sensitivity is a place to start for comparing woofers. Add in power handling to further the equation. And the box vs. certain t/s specs can help for more detail, such as low frequency response.

Last edited by ku40; 08-27-2008 at 04:48 PM.
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Old 08-28-2008, 06:07 PM   #7 (permalink)
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Quote:
Originally Posted by Tirefryr View Post
The new driver is more efficient, however it's a sealed only driver, so you lose efficiency in comparison to vented. It will not soak up power like the previous drivers either, so while you may be able to squeak some extra dBs out of the previous drivers by throwing tons of power at them, the new drivers will not take this abuse.

I really hate these types of, "will x be louder than y," as it's totally subjective. If you are talking about metering something, different story, but for daily listening, it's wide open. What you may consider loud, someone else may not.
I would say the main reason for these x vs. y topics is, trying to get the most for your money. Why spend 500 on a driver that another for 300 will do the same if not better.

I would like to know the same as to what my old driver would sound like compared to the new mag. But, I really won't know unless I buy one. The hard part for me is that my old driver (13av2) cost about the same as the mag. Now I got into a little debate with Ben about not needing a higher xmax driver, because in a 1 cube box with 1000 watts, no driver will use 40mm peak-to-peak excursion. Well, the 13av2 used a bit more than 40 peak-to-peak.

Back on track here. My point is, does the mag really sound that much better and is it capable of achieving the same if not more output. For SQ people say output is not a concern, but isn't SQ classified as being able to reproduce the sound as it is intended to be? Now in the case of "the overture of 1812" with the cannon blast, shouldn't the cannons sound like cannons, or at least give you that kick in your chest feeling like a cannon would. I have used drivers that claim to be SQ drivers and yet they sound great, but when there is something that needs a bit more headroom or excursion to stay clean, they tend to fail. I think I'm getting off track here again, but I think that some people on here claim they know what SQ is, really don't. I'm no expert, even though I did go to school for pro audio. On a side note, I am going to purchase one of these drivers and put it through its paces. My intention isn't too prove anyone wrong about the driver, but I'm not getting my hopes up.
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Old 09-02-2008, 12:00 PM   #8 (permalink)
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Sounds like an unbiased review. I can't wait.

I personally don't mind sacrificing SPL for SQ, as I listen to my music at moderate volumes 90% of the time. There is 10% of the time when I like to turn it up and really crank it, but those times are very small in comparison, so I'd prefer SQ to SPL.

On the other hand, it is nice to be able to crank it up and get the bass you want at the same time. I'm wondering. For those of us who are using 2 ported subs(I'm using 2 of the old BM's) I'm wondering if we can just add another Mag to make up for the fact that they require sealed. The old BM's suggest 2 cubes ported at 34 hz. So for 2 of them, I'm using up 4 cubes of space in my trunk. I would actually be saving space running 3 of the new sealed mags. And the extra cone area should make up for the SPL I'm losing out on by having them sealed. If so, that'd be awesome. Excellent SQ while still being able to turn up the BASS when I want.

I'm new to this but I've just been starting to think. Say I have an amp that puts out 2k watts at 1 ohm, and about 1100 at 2 ohms. If I run 2 mags, I'll be giving each sub around 550 watts. If I add another mag onto the same amp, at a 1.34 ohm load, how much power would each sub see?

If it's close to 550 still for each amp, it might be a possible solution for those of us that still want loud bass, as we'll be gaining in cone area and power, without having to upgrade amps. Is this a possible solution?
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Old 09-02-2008, 09:15 PM   #9 (permalink)
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It should be about the same power. Should get about 1700 out of the amp.
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Old 09-03-2008, 12:30 AM   #10 (permalink)
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Same power for each sub? So by running another sub you'd gain power and cone area, and lose the cost of a sub
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