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New Wall for the GXP, 8 SA 8 v.2's need opinions


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This wall will be a ported Diamond tunnel with exactly 16 square inches of port per cube tuned @ 35hz, 9.618 cubes net after all displacements.

Equipment will be:

8 - SA 8 v.2's

2 - RF T40001bd's strapped @ 2 ohms

8SA8s9.jpg

Edited by JustinWilson

06 GP GXP

Google Nexus 7 16gb

Rockford Fosgate 3SIXTY.3

*Electrical*

DC Power 320a HP

2 - Juicebox Bananas g31

Stinger SPP2250 rear

Kinetik HC1800 side of wall

Optima Red Top front

Monster Cable 1/0, 2 runs to rear

Monster Cable 1/0 Big 3

2-Rockford Fosgate T1652S's

Rockford Fosgate T400-4

Rockford Fosgate T40001bd (4693rms @1ohm)

4-Sundown SA-15 D2's wired @ 1ohm/These are on the way out for 4 one off Eminent Audio 15's

15.2 cubes net tuned @34hz! Walled off

DBdrag official 151.6db @46hz

GXP Build log!:GP GXP Walled

Quality is the sign of a true enthusiast!

Refs: Link to leave more: http://www.stevemead...91#entry1603091

Bought from: Trippi (RF T2500bd, T1000-4),bre2ts (25ft Knu 1/0)

Sold to: shmew22 (T1500bdCP), Rev. Wrath (RF 3SIXTY.1), trjohnst (Knu 1/0, 3 fuse holders), Enemyofsilence (Audio Technix, RF T400-4).

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looks nice, but large. you could fit SA-10's in 9.6 cubes easy. and from the looks of it, you've got the surface area to do it as well.

Just say no to Ground Pounder Customs.

More box builds

some cars do over 170db with one sub, so clearly my two 12"s can do that in my car, with my knowledge too! look out bitches!

I'm with captain stupid.

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Idd make the box a bit smaller or drop the power

Another option is 12 sa8v2 is the same box

I've been doing heaps of research on these and most say 14sqin of port per sub at 0.6cuft on 600rms

I'm in the same boat still trying to finalize my final design

If you mdl it you'll find @ 34hz you'll get a higher db above 50-80hz by 1db

If you after a flat curve for 8 of them

Look at 3.9cuft net @ 34.2hz

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on a side note, how do you plane to fit them all in, ive got the same car but a few models up,(Walkinshaw equipped 2012 hsv E3 r8 supercharged 6.2l, 650hp) and without removing the spair tyre or losing a tone of power, due to weight, im stuck at only 2 of theis bad boys. and with only a small box ive noticed a huge drop in et times

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on a side note, how do you plane to fit them all in, ive got the same car but a few models up,(Walkinshaw equipped 2012 hsv E3 r8 supercharged 6.2l, 650hp) and without removing the spair tyre or losing a tone of power, due to weight, im stuck at only 2 of theis bad boys. and with only a small box ive noticed a huge drop in et times

I gave up on the ET times for a while to suit this hobby and removed everything behind the B-pillars. Honestly, if you want some bump and keep moving in a straight line you can't go wrong with 2 of them.

06 GP GXP

Google Nexus 7 16gb

Rockford Fosgate 3SIXTY.3

*Electrical*

DC Power 320a HP

2 - Juicebox Bananas g31

Stinger SPP2250 rear

Kinetik HC1800 side of wall

Optima Red Top front

Monster Cable 1/0, 2 runs to rear

Monster Cable 1/0 Big 3

2-Rockford Fosgate T1652S's

Rockford Fosgate T400-4

Rockford Fosgate T40001bd (4693rms @1ohm)

4-Sundown SA-15 D2's wired @ 1ohm/These are on the way out for 4 one off Eminent Audio 15's

15.2 cubes net tuned @34hz! Walled off

DBdrag official 151.6db @46hz

GXP Build log!:GP GXP Walled

Quality is the sign of a true enthusiast!

Refs: Link to leave more: http://www.stevemead...91#entry1603091

Bought from: Trippi (RF T2500bd, T1000-4),bre2ts (25ft Knu 1/0)

Sold to: shmew22 (T1500bdCP), Rev. Wrath (RF 3SIXTY.1), trjohnst (Knu 1/0, 3 fuse holders), Enemyofsilence (Audio Technix, RF T400-4).

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looks nice, but large. you could fit SA-10's in 9.6 cubes easy. and from the looks of it, you've got the surface area to do it as well.

Thanks, the reason I choose the SA 8 v.2 is because of the long-throw design and sexy look of the motor.

I really want to invert them which is why they are staggered like that, so the motors would take up the area that is free in the diamond.

Idd make the box a bit smaller or drop the power

Another option is 12 sa8v2 is the same box

I've been doing heaps of research on these and most say 14sqin of port per sub at 0.6cuft on 600rms

I'm in the same boat still trying to finalize my final design

If you mdl it you'll find @ 34hz you'll get a higher db above 50-80hz by 1db

If you after a flat curve for 8 of them

Look at 3.9cuft net @ 34.2hz

Thanks for modeling that for me, I was debating doing 12 of them which would be cool but I dont think I could make it work the way I want it to, I will have to look into the options of 8/12/16... I may send you a pm for some help if you dont mind.

06 GP GXP

Google Nexus 7 16gb

Rockford Fosgate 3SIXTY.3

*Electrical*

DC Power 320a HP

2 - Juicebox Bananas g31

Stinger SPP2250 rear

Kinetik HC1800 side of wall

Optima Red Top front

Monster Cable 1/0, 2 runs to rear

Monster Cable 1/0 Big 3

2-Rockford Fosgate T1652S's

Rockford Fosgate T400-4

Rockford Fosgate T40001bd (4693rms @1ohm)

4-Sundown SA-15 D2's wired @ 1ohm/These are on the way out for 4 one off Eminent Audio 15's

15.2 cubes net tuned @34hz! Walled off

DBdrag official 151.6db @46hz

GXP Build log!:GP GXP Walled

Quality is the sign of a true enthusiast!

Refs: Link to leave more: http://www.stevemead...91#entry1603091

Bought from: Trippi (RF T2500bd, T1000-4),bre2ts (25ft Knu 1/0)

Sold to: shmew22 (T1500bdCP), Rev. Wrath (RF 3SIXTY.1), trjohnst (Knu 1/0, 3 fuse holders), Enemyofsilence (Audio Technix, RF T400-4).

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you could do 16 of them the same way the are now but half in half out, 4 to a side

Yup, only problem is money for 2x the subs lol...

06 GP GXP

Google Nexus 7 16gb

Rockford Fosgate 3SIXTY.3

*Electrical*

DC Power 320a HP

2 - Juicebox Bananas g31

Stinger SPP2250 rear

Kinetik HC1800 side of wall

Optima Red Top front

Monster Cable 1/0, 2 runs to rear

Monster Cable 1/0 Big 3

2-Rockford Fosgate T1652S's

Rockford Fosgate T400-4

Rockford Fosgate T40001bd (4693rms @1ohm)

4-Sundown SA-15 D2's wired @ 1ohm/These are on the way out for 4 one off Eminent Audio 15's

15.2 cubes net tuned @34hz! Walled off

DBdrag official 151.6db @46hz

GXP Build log!:GP GXP Walled

Quality is the sign of a true enthusiast!

Refs: Link to leave more: http://www.stevemead...91#entry1603091

Bought from: Trippi (RF T2500bd, T1000-4),bre2ts (25ft Knu 1/0)

Sold to: shmew22 (T1500bdCP), Rev. Wrath (RF 3SIXTY.1), trjohnst (Knu 1/0, 3 fuse holders), Enemyofsilence (Audio Technix, RF T400-4).

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