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Second Skin Audio

to much port area?


t-money

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Interesting, I have never seen anyone use end correction as part of the port displacement. . .end correction is just a calculated effect caused by friction against the adjoining wall, not really a displacement from the airspace.

Another thing I have found actually measuring port tunings vs. calculated length is that once the port is over ~6" wide you don't continue to get much over that 3" of added length benefit in most cases. In other words - a port 15" wide is not going to see 7.5" of correction factor in most cases.

well, I have heard of people saying the end correction volume belongs to the port but when you ask them for a solid reference or even some sort of explanation, no reply....

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1 15 in 6.5 or whatever the first one was very likely had a lower f3 then the 2 15s in 10cu or whatever it ended up being. f3 point plays a role as well

Team Flex Issues

Low tuning > God

2011 CALI AS1 STATE CHAMP

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  • 3 weeks later...

ok so i went through what aq's site says and suggestions on here and got this. does it look like a go to you? subs up port back

Capture-3.jpg

2002 ford focus hatch

pioneer DEH-P8400bh

infinity kappa 6.5 components front and rear

XS Power D1200

Shuriken BT-100

audioque 120.4

2 15 inch audioque HDC3 D2

2 audioque 2200d

big 3

mechman 220a alt with external regulator

479-418-3056

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build new box to 6.5 to 8 cubes and yes aq dont like low as far as dbs on dash they like high but will play low hrz on low power. as far as box goes it is to big for those sub period. never seen 2 15 box that big!!

good luck how get that slamming.

personal best for 2012 new best

148.4 at 50 hrz on 2500 watts clamped with 2 dd3515 on audiobahn a5000spl

133.3 extreme score

2 dd3515 2004 model dual 2s

audiobahn a5000spl amp wired at .5 ohm daily

q power ofc zero gauge wire.

4 batteries in trunk

100_1430-1-1.jpg

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Thus new one is still to big?

2002 ford focus hatch

pioneer DEH-P8400bh

infinity kappa 6.5 components front and rear

XS Power D1200

Shuriken BT-100

audioque 120.4

2 15 inch audioque HDC3 D2

2 audioque 2200d

big 3

mechman 220a alt with external regulator

479-418-3056

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LOL @ AQs not hitting or liking the lows. Built many boxes for AQs and they can get low. May be not dig them with authority like my BTLs or Mayhems, but they get down. Also, you don't always news to tune low to play low, and tune low normally if the majority of what it will play will range in the 20-30s. My $0.02

Tell me...does this smell like chloroform to you?

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build new box to 6.5 to 8 cubes and yes aq dont like low as far as dbs on dash they like high but will play low hrz on low power. as far as box goes it is to big for those sub period. never seen 2 15 box that big!!

good luck how get that slamming.

Ran my HDC3's in 9 cubes.

Didn't have any issues until I put 6k on the pair.

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