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SPL Gains!! Updates @page 30 (routing the port)


fecupe2001

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This is some good shit.

I jus got one ? Did u meter the box before adding the 45 and round over with PVC

i can't say for sure but i think he said he did

you got that right!!!

As i said yesterday, i´m gonna write a few lines about what helped me and what didn´t on the first post, so people doesn´t have to look thru 11 pages of this topic to find this information :drinks:

I´m the SPL Gains topic creator!! wanna get louder?? check this: SPL Gains. Panamenian 2009 & 2010 & 2014 Bass Race 149.9 Champion!

2 15" subs and a 2K wired at 1 ohm, http://www.stevemeadedesigns.com/board/topic/167788-fecupe2001-2-15s-on-a-2k-video-on-page-3/

8 Massive 15" subs and small power, http://www.stevemeadedesigns.com/board/topic/179296-fecupe2001s-8-15s-4th-order-bandpass-wall/

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Excellent thread and thanks for the tips! As someone who has a boatload to learn, this thread has given my several ideas to look at. Thanks.

You are more than welcome my friend, that´s the whole porpouse of this topic, as i said before, i´m gonna write everything tested on a single post :)

I´m the SPL Gains topic creator!! wanna get louder?? check this: SPL Gains. Panamenian 2009 & 2010 & 2014 Bass Race 149.9 Champion!

2 15" subs and a 2K wired at 1 ohm, http://www.stevemeadedesigns.com/board/topic/167788-fecupe2001-2-15s-on-a-2k-video-on-page-3/

8 Massive 15" subs and small power, http://www.stevemeadedesigns.com/board/topic/179296-fecupe2001s-8-15s-4th-order-bandpass-wall/

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awesome thread man. im looking forward to what youre going to do with this knowledge in your explorer. and it helps me some with my girlfriends car. she has a 2000 explorer 4 door. plan is a single 15" level 4 on an audioque 1200. i wanna get it right the first time so this really helps

Team NWSPL

baaudio Build Log

2001 GMC Sierra walkthrough

4 Mechman Elite 370s, 10 AGM batteries, 3 Crossfire XS v2 18s, Crossfire 8k

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awesome thread man. im looking forward to what youre going to do with this knowledge in your explorer. and it helps me some with my girlfriends car. she has a 2000 explorer 4 door. plan is a single 15" level 4 on an audioque 1200. i wanna get it right the first time so this really helps

Glad you like it hommie, well i knew a lot about my explorer before this testings, i know A LOT more now, just shoot me when you are ready to build something, for a single sub it sounds AMAZING with sub up/port side , sub back/port side and sub up/port back , sub side/port back it´s the best for numbers with a single sub so far, second it´s sub forward/port back ;)

Anyways, more updates are coming soon including a slot port box wich a lot of people has requested so far lol

will be doing most of this stuff friday when I meter....woot woot

hehe you don´t need any of this to get loud , post a before/after score and tell us what worked for you on this topic, should be fun, good luck :)

I´m the SPL Gains topic creator!! wanna get louder?? check this: SPL Gains. Panamenian 2009 & 2010 & 2014 Bass Race 149.9 Champion!

2 15" subs and a 2K wired at 1 ohm, http://www.stevemeadedesigns.com/board/topic/167788-fecupe2001-2-15s-on-a-2k-video-on-page-3/

8 Massive 15" subs and small power, http://www.stevemeadedesigns.com/board/topic/179296-fecupe2001s-8-15s-4th-order-bandpass-wall/

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As promised, every gain and loss tested so far on a single post, one thing for you people to remember with this thread is that these gains in spl arent gonna be universal, i know there are gonna be some people in this thread who are going to want to go outside and do all this stuff to their car without testing, for those people i say to just remember that what gains in one persons car might lose in another, all boxes, subs and cars are different, for example my explorer raises 0.5 dbs with folding down the sunvisors but my suzuki swift drops 0.3 dbs by doing that, said that, let´s proceed:

Gain:

- Moving box around the trunk until i found the sweet spot: 0.5 dbs

- Changing box size until i found the best one: 2.2 dbs

- Removing sub´s boot: 0.1 dbs

- Negative wire run from battery to amp instead of grounding it to the car: 0.3 dbs

- 2 extra batteries: 0.2 dbs (depend on the application, i was using SMALL power).

- Printing Vinyl inside the box to make it smooth: 0.4 dbs

- PVC round over on the pressure point of the box: 0.2 dbs

- Extertnal flare on an aeroport: 0.9 dbs

- Internal flare on an aeroport: 0.7 dbs

- Duct taped old screws holes on the box: 0.3 dbs

- Sunvisors folded down: 0.5 dbs

- Moving front seats all the way forward: 0.7 dbs

- Taking out floor mats: 0.1 dbs

- Front seats vertically: 0.3 dbs

- Center console empty and open: 0.2 dbs

- Covering the sub´s pole vent hole: 0.14 dbs

- Duct tape around the sub: 0.25 dbs

- Using 8 gauge from sub to amp instead of a POS wire: 0.22 dbs

- Cooling the cabin with the a/a: 0.45 dbs

- Rounding the sub hole: 0.28 dbs

- Rounding the external edges of the box: 0.17 dbs

- Armor all the whole interior of the car: 0.06 dbs

Lost

- Raising tuning: 0.3 dbs, this depends entirely on the car!!

- Installing 45´s on non pressure points of the box: 0.4 dbs

- Steering wheel at lowest position: 0.2 dbs

- Having 2 round ports with different sizes: 0.5 dbs

- Printing vinyl outside the box: 0.3 dbs

- PVC roundover outside the box: 0.2 dbs

- Opening the glove box: 0.2 dbs

- Closing a/a vents: 0.5 dbs

- Inverting the sub´s polarity: 0.3 dbs

- Changing from PVC roundover to mdf 45´s : 0.2 dbs

I´m the SPL Gains topic creator!! wanna get louder?? check this: SPL Gains. Panamenian 2009 & 2010 & 2014 Bass Race 149.9 Champion!

2 15" subs and a 2K wired at 1 ohm, http://www.stevemeadedesigns.com/board/topic/167788-fecupe2001-2-15s-on-a-2k-video-on-page-3/

8 Massive 15" subs and small power, http://www.stevemeadedesigns.com/board/topic/179296-fecupe2001s-8-15s-4th-order-bandpass-wall/

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De nada compadre, espero le sirva!! :)

I´m the SPL Gains topic creator!! wanna get louder?? check this: SPL Gains. Panamenian 2009 & 2010 & 2014 Bass Race 149.9 Champion!

2 15" subs and a 2K wired at 1 ohm, http://www.stevemeadedesigns.com/board/topic/167788-fecupe2001-2-15s-on-a-2k-video-on-page-3/

8 Massive 15" subs and small power, http://www.stevemeadedesigns.com/board/topic/179296-fecupe2001s-8-15s-4th-order-bandpass-wall/

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