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Old 03-15-07, 03:43 PM   #35 (Link)
 
SteveCallas
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Re: IB makeover..........


Quote:
Sonnie wrote:
The comparison is between just one IB and one SLLT.... would not the output be even more noticeable since there are TWO SLLT's and there is double the increase in ouput???
Yes, this is why the headroom advantage gets up to 10db at some points. Typically, when comparing a single ported sub to a single sealed using the same driver, the ported will have up to a 6db advantage. So the additional low end headroom and power Rodny will gain isn't something to take lightly, it's roughly the equivalent of adding 10-12 more RLp-15s in that range around the tuning frequency.

Quote:
brucek wrote:
Hopefully, there will be an REW response taken before and after, with some sort of standard set of levels and positioning to remove as many real world variables as possible.
I believe he has a set taken from his seat. From what he showed me, the natural IB response from his seat starts to drop off below 18-19hz.


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