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Second Skin Audio

re-tuning my box. Nightshade 18


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if you can think of some way to get the tuning lower and stil be within acceptable ranges i would love you, haha.

Its being powered by two sundown 1500's strapped. So about 3k, but i have always taken it easy on it, not trying to destroy the sub.

KUO8k.png

External port can be anywhere from 8=14

Edited by JZeFF

Pioneer x930 bt

Rockford t2500 bdcp

18" nightshade v1

DC audio 175.4

RF power T162s up front, infinity 3 way 6x9's in the back (removing rear stage and re-doing doors soon)

3x XS power D2700's

Knukonceptz 0awg all around

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okayyy.. so i think this is going to end up being what i do.

seriously, lol.

Hc4T4.png

RUq8o.png

Pioneer x930 bt

Rockford t2500 bdcp

18" nightshade v1

DC audio 175.4

RF power T162s up front, infinity 3 way 6x9's in the back (removing rear stage and re-doing doors soon)

3x XS power D2700's

Knukonceptz 0awg all around

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Share on other sites

What does it look like if you cut the port width down to 9" wide?

If it was mine, I would take 81 sqin of port and whatever gain in Net volume that gave me.

Current system:

1997 Blazer - (4) Customer Fi NEO subs with (8) American Bass Elite 2800.1s

Previous systems:

2000 Suburban - (4) BTL 15's and (4) IA 40.1's = 157.7 dB at 37 Hz.

1992 Astro Van - (6) BTL 15's and (6) IA 40.1's = 159.7 dB at 43 Hz.

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What does it look like if you cut the port width down to 9" wide?

If it was mine, I would take 81 sqin of port and whatever gain in Net volume that gave me.

Cutting it down to 9 width gives me 4.81 ft^2 as apposed to 4.70 ft^2

Also cuts the tuning down to 34.57 from 36.67

Think its worth losing port area to gain 1/10th of a foot and lowering the tuning?

Pioneer x930 bt

Rockford t2500 bdcp

18" nightshade v1

DC audio 175.4

RF power T162s up front, infinity 3 way 6x9's in the back (removing rear stage and re-doing doors soon)

3x XS power D2700's

Knukonceptz 0awg all around

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No.

why? haha

its not hard to make the changes, but if im better off keeping it the other way i will.

i just want to know your logic behind it :drinks:

Pioneer x930 bt

Rockford t2500 bdcp

18" nightshade v1

DC audio 175.4

RF power T162s up front, infinity 3 way 6x9's in the back (removing rear stage and re-doing doors soon)

3x XS power D2700's

Knukonceptz 0awg all around

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