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View Full Version : Time for new subwoofer setup



Kickstarts-suck
08-02-2009, 02:51 AM
Well I just built a ported box for my 12" L7 like last week and im already bored with it. Thinking about spending another $250 total. 2.50 cubes is about max I can fit in my truck.(see picture)


Currently have a 12" Kicker L7 running on a Hifonics amp putting out 1500rms.

Thinking about a new setup.

1st idea- Buy another 12" L7 and change my current box to sealed. Run them at 1ohm load getting 1500rms.
12" L7s are $210

2nd idea- Buy 4 Kicker CVR 8" subs and build another box thats around 2.5 cubes and sealed.( subs require 0.4 cubes each and 200 watts rms)
CVR 8" are $50 each.

3rd idea- Buy 3 Kicker CVR 10" subs with a 2.5 cube sealed box. (subs require 0.8 cubic feet each and 400 watts rms) CVR 10s are $70 each.

4th Idea- Save up some more money and get the Fi BTL 12" and run it in a Ported 2.5 cube box. ( Sub can handle 2000rms and 4000 watts peak) Only thing is they are $500 shipped.

(haven't gotten the carpet for the box yet)
<a href='http://img4.imageshack.us/i/022mae.jpg/'><img src='http://img4.imageshack.us/img4/8624/022mae.jpg' border='0' alt='Image Hosted by ImageShack.us'/></a>

jherbie28
08-02-2009, 09:31 AM
wow talk about no room:p i bet that L7 hits hard as balls. my buddy had on in his single cab s-10 and we went to walle-world one night, went in the store and couldent hold anything for more then 5 secounds with out droping it from all the vibration i guess. it was pretty sick

Kickstarts-suck
08-02-2009, 12:30 PM
Originally posted by jherbie28
wow talk about no room:p i bet that L7 hits hard as balls. my buddy had on in his single cab s-10 and we went to walle-world one night, went in the store and couldent hold anything for more then 5 secounds with out droping it from all the vibration i guess. it was pretty sick

lol yea the L7 is pretty loud but I always want more :p

tman12345
08-02-2009, 12:39 PM
damn, i wish i had the money to get some good sound runnin through my truck lol, but i gotta save my money for college next month.

08-02-2009, 12:41 PM
That 12" BTL will handle more than there rated power. If you put 2000 RMS to that sub it will just laugh and beg for more. BTL's are monster subs. There are people putting 3k daily to a fully loaded BTL. I was going to buy 2 18" BTL's until I got my truck. Now I'm getting 1 12" and making the box my center console with 2 bucket seats. If it were me I would save up and get the BTL and run your hifonics 1500 to it and save up for another amp while that's going. Look into a 3000.1D or something similar.

BTW- Hifonics amps are a little over rated. If they say 1500 RMS it's actual wattage is about 1350.

Kickstarts-suck
08-02-2009, 12:43 PM
Originally posted by tman12345
damn, i wish i had the money to get some good sound runnin through my truck lol, but i gotta save my money for college next month.

Yea I work full time and only have to pay my truck payment,insurance, and phone bill. So all the rest of my money I dump into my truck.

Kickstarts-suck
08-02-2009, 12:46 PM
Originally posted by Nova
That 12" BTL will handle more than there rated power. If you put 2000 RMS to that sub it will just laugh and beg for more. BTL's are monster subs. There are people putting 3k daily to a fully loaded BTL. I was going to buy 2 18" BTL's until I got my truck. Now I'm getting 1 12" and making the box my center console with 2 bucket seats. If it were me I would save up and get the BTL and run your hifonics 1500 to it and save up for another amp while that's going. Look into a 3000.1D or something similar.

BTW- Hifonics amps are a little over rated. If they say 1500 RMS it's actual wattage is about 1350.

Yea I think thats what im going to do. Then ill slowly start upgrading the electrical and get a nice amp. I know Hifonics is underrated.

tman12345
08-02-2009, 12:48 PM
Originally posted by Kickstarts-suck
Yea I work full time and only have to pay my truck payment,insurance, and phone bill. So all the rest of my money I dump into my truck.

what do you do, if you don't mind me asking. I love your truck too it's so mint looking, i bet you have a lot of fun with it.

08-02-2009, 12:49 PM
Originally posted by Kickstarts-suck
Yea I think thats what im going to do. Then ill slowly start upgrading the electrical and get a nice amp. I know Hifonics is underrated.

If you're running no more than about 3500 watts through your rig you should only need an H.O. Alternator and some thicker gauge wire.

KevinAb
08-02-2009, 01:24 PM
Quit adding weight, it slows your truck down. Just my $.02, lol.

j/k I like some good tunes. Any time slips on that truck?

Jigsaw
08-02-2009, 02:26 PM
Nice Lightning! I wanted to get one but I opted for a new f250 so I can pull ****. I was also looking for a new setup for my truck, I was thinking something like elemental designs? Have you thought about them? I heard they are pretty good..

rbgnwa45
08-03-2009, 02:35 AM
http://photos-g.ak.fbcdn.net/hphotos-ak-snc1/hs163.snc1/6092_140063895785_600705785_3818062_1534278_n.jpg

08-03-2009, 01:50 PM
(1) 15" L7 Solo Baric lol stupid loud for 1 speaker. I say just go for another 12" L7 and go with a sealed box. I see so many going with ported boxes and it doesnt seem as clean. Sealed boxes seem like they have more response and tighter bass. Maybe its just me? idk. I'm one more for sound quality/clearity you must have some crazy speakers for your highs and stuff or are you one of those thumpers where all you hear is bass and faint singing? lol

ricksmx865
08-03-2009, 08:41 PM
Originally posted by Kickstarts-suck
Well I just built a ported box for my 12" L7 like last week and im already bored with it. Thinking about spending another $250 total. 2.50 cubes is about max I can fit in my truck.(see picture)


Currently have a 12" Kicker L7 running on a Hifonics amp putting out 1500rms.

Thinking about a new setup.

1st idea- Buy another 12" L7 and change my current box to sealed. Run them at 1ohm load getting 1500rms.
12" L7s are $210

2nd idea- Buy 4 Kicker CVR 8" subs and build another box thats around 2.5 cubes and sealed.( subs require 0.4 cubes each and 200 watts rms)
CVR 8" are $50 each.

3rd idea- Buy 3 Kicker CVR 10" subs with a 2.5 cube sealed box. (subs require 0.8 cubic feet each and 400 watts rms) CVR 10s are $70 each.

4th Idea- Save up some more money and get the Fi BTL 12" and run it in a Ported 2.5 cube box. ( Sub can handle 2000rms and 4000 watts peak) Only thing is they are $500 shipped.

(haven't gotten the carpet for the box yet)
<a href='http://img4.imageshack.us/i/022mae.jpg/'><img src='http://img4.imageshack.us/img4/8624/022mae.jpg' border='0' alt='Image Hosted by ImageShack.us'/></a>



Ive got a competition sub sitting in the basement thats pretty close to the Fi btl if you interested... I had it running at 1ohm on my MM3000.1 with no issues.

My buddy also has 5 or 6 Fi SSD motors that he's been trying to get rid of if you'd be interested....

but anyway
Have you thought about maybe 4 DD 1508's?... That would be killer! I had a set with the carbon fiber cone = SEXXXXYY :devil:

XCRacer236
08-03-2009, 08:53 PM
id say the BTL full loaded. at 3kRMS. but im biased with my SSD. :devil:

08-03-2009, 09:05 PM
Originally posted by CaseDawg350
id say the BTL full loaded. at 3kRMS. but im biased with my SSD. :devil:

x2. That's what I'll be running.... Eventually. lol

Kickstarts-suck
08-04-2009, 01:16 AM
Originally posted by tman12345
what do you do, if you don't mind me asking. I love your truck too it's so mint looking, i bet you have a lot of fun with it.

I dont make much. $8 an hour and 40 hours a week. I unload trucks at Walmart. I just have money to spend because I still live with my parents

Thanks for the compliment on my truck :)


Originally posted by FlewByU352
(1) 15" L7 Solo Baric lol stupid loud for 1 speaker. I say just go for another 12" L7 and go with a sealed box. I see so many going with ported boxes and it doesnt seem as clean. Sealed boxes seem like they have more response and tighter bass. Maybe its just me? idk. I'm one more for sound quality/clearity you must have some crazy speakers for your highs and stuff or are you one of those thumpers where all you hear is bass and faint singing? lol

Wish I could fit a 15. Yes sealed is better for SQ but I like ported boxes so much better. Im just willing to go back to sealed for more SPL. I have Kicker KS component speakers so im pretty good on highs for right now.



The DD 1508s would be badass but They require 1.0 cube each. Plus 4 would be out of my price range.


hmmm
http://cgi.ebay.com/NEW-RE-AUDIO-REX8D4-REX-8-D4-DVC-CAR-SUBWOOFER-SQL-SUB_W0QQitemZ350232853946QQcmdZViewItemQQptZCar_Su bwoofers_Enclosures?hash=item518b813dba&_trksid=p3286.c0.m14

4 of these would be sweet.
Ported Box Dimensions: .35

And I could go ported :D

EDIT: They only come in 4 ohm version... So I would have to run a 2ohm load..

rbgnwa45
08-04-2009, 03:38 PM
4 DD 1508 $500
cone area - 200
watts rms - 2000 $600-1200
space - 4 cuft + port
motorforce - 480
spl 1sub 1w/1m - 85.5


3 DD 9510 $900
cone area - 235.5
watts rms - 4500 $1200
space 3.75-4.8 + port
motorforce - 1218
spl 1sub 1w/1m - 87

:eek2:

Kickstarts-suck
08-04-2009, 05:36 PM
Originally posted by rbgnwa45
4 DD 1508 $500
cone area - 200
watts rms - 2000 $600-1200
space - 4 cuft + port
motorforce - 480
spl 1sub 1w/1m - 85.5


3 DD 9510 $900
cone area - 235.5
watts rms - 4500 $1200
space 3.75-4.8 + port
motorforce - 1218
spl 1sub 1w/1m - 87

:eek2:

I can only get 2.5 cubic feet of box in my truck :ermm:

extremeblastr
08-04-2009, 05:39 PM
Originally posted by Kickstarts-suck
I can only get 2.5 cubic feet of box in my truck :ermm:

did you consider mounting the amps up higher and building a box that uses behind the seats to? i have a friend who did that to fit a 15 in his ranger.

Kickstarts-suck
08-04-2009, 06:22 PM
Originally posted by extremeblastr
did you consider mounting the amps up higher and building a box that uses behind the seats to? i have a friend who did that to fit a 15 in his ranger.

Yea my bucket seats take up alot of room in the back. Not even worth the hassle because I would only gain like 0.5 cubes.

rbgnwa45
08-05-2009, 12:11 AM
Get some sparco seats or something, thin and comfy ones, so you'll have more room in the middle, maybe you can fit a 15"? I was going to suggest 4 8" in the middle and 2 8" in each door :devil: . You have more than 2.5 cuft if you do what I drew. You could have more if you make it at 90 degrees, but you don't want cancellation either. If I had a single cab truck, I'd be making the box dim's exactly what you already have, but I'd cut out the back of the cab/truckbed and make the box stretch to the end of the bed, and have like 8 12's, 7 in the bed, 1 in the cab. Easy install, and there is enough support for the cab, the hole is only the box dimension. Has me thinking I should sell my car.

Kickstarts-suck
08-05-2009, 11:43 PM
You think 4 8"s would pick up on the lows as good as a 12 does?

Right now im either doing 4-6 8" RE X subs or just another 12" L7.

Id love to do a cut through with 2 15"s but I just cant cut up a Lightning. Plus I cant afford a fiberglass bed cover.

Jigsaw
08-06-2009, 10:18 AM
Sorry to hijack your thread but would those 8s be able to sound clear playing metal? The double bass sounds sloppy in a few of my friends systems with 12s and ported boxes. I was thinking of getting one of those 8"s in a sealed box for my truck..

rbgnwa45
08-07-2009, 06:56 AM
"You think 4 8"s would pick up on the lows as good as a 12 does? Right now im either doing 4-6 8" RE X subs or just another 12" L7.
Also Id love to do a cut through with 2 15"s but I just cant cut up a Lightning. Plus I cant afford a fiberglass bed cover."

4-8" have 200 cone area, a 12" has 113. If you go over approxamitely 2000W using a 12", it should suffice better than 4 -8", or atleast a 3000W+ amp will make up for 87 surface area difference (78.5 is a 10"). You'll also want to look at the free-air resonance spec. If your 12" goes down to 25hz and those 8's have their f/s at 42hz you'll want the 12. Have you measured if you could do a stacked box and lose the window visability (buy a camera lol)? There are about three 8's that are worth buying, the Soundsplinter RL-i 8 and the Digital Designs 1508, the RE RE 8", the rl-i f/s is like 25, the dd is 30, the RE is about 32. All are apparently 500W RMS, they don't specify, they say 250-500. Which means "we don't know, try it, you'll know" which doesn't help. I wouldn't cut up a lightning either, but what I would consider is instead of doing a huge and serious blowthrough, cut an 8-10" hole for an aeroport instead, subs up or back firing, or foreward if you leave space which will probably be needed because of the port length. Don't buy another L7 if you have 2.5 cuft, you don't want to seal those. Buy a fully loaded btl and find 2500-3000W RMS for it. It should be louder than two L7's on 1500. Also try firing the sub you have now backwards/forewards, and see if she's louder. The 12" BTL has a sensitivity of 90db/1w/1m for christ sakes. Where else do you see that? If you want loud, low, clean, whatever, get a sub that has the highest sensitivity and can take the most power, which is the BTL. It may have a high f/s, but it also won Realm of Excursion's low bass test against atleast 10 other subs, including the Fi Q. The BTL was louder from 20-30 by 2-3dB than all others, the next was the Q with -1 db from 20-30, and the Q was 1-2db + from 30-40hz over the BTL. Not a whole lotta difference between Q's and BTL's it seems.

Fs: 39.3 Hz | 37.9 Hz
Re: 0.7 Ohms/coil | 1.4 Ohms/coil
Qms: 5.09 | 5.28
Qes: .21 | .20
Qts: .20 | .19
Mms: 206g | 222g
Sd: 480cm^2 | 480cm^2
Vas: 25.7 l | 25.7 l
Spl: 90.5dB 1W/1m | 90.3dB 1W/1m
Bl: 18.3 N/A | 27.2 N/A
Xmax: 28mm * | 28mm *
Rms: 2000W * | 2000W *
Sealed box: N/A cuft | N/A cuft
Ported box: 1.75-3cuft | 1.75-3cuft
Sub OD: 12.500” | 12.500”
Cut ID: 11.125” | 11.125”
Mounting depth: 7.250” | 7.250”
Displacement: 0.18cuft | 0.18cuft

Price: $ 364.00

Kicker L7
Sensitivity (dB 1w/1m), 89.4.
Frequency Response (Hz), 18-100

18? I expected something like 45hz.

rbgnwa45
08-07-2009, 07:11 AM
Originally posted by Jigsaw
Sorry to hijack your thread but would those 8s be able to sound clear playing metal? The double bass sounds sloppy in a few of my friends systems with 12s and ported boxes. I was thinking of getting one of those 8"s in a sealed box for my truck..

Any sub can sound clear playing anything in the right box, and you can achieve the same thing with very different subs, I had a 2005 RE XXX 12" on 1500W in a ported box that was smallish, then I had 2 sealed Eclipse SW8200 12's (LMS motor) on the same amp, and my XXX destroyed it everywhere except for -30hz, and sounded richer/warmer, but when I put an Eclipse in the ported box, it was nearly the same, with half power and -5db sensitivity also. I'm sick of hearing type-R's in those Alpine pre-fab boxes with their ports @ 45hz, they sound horrible. Hearing a good sub in a box @ 30hz on it's RMS is like hearing three of the same subs in a sealed box with adequet power. The three might get lower, but it is like, 10+db at 20-25hz using a sealed box, then -10 after 35hz. Not a lot of rap digs that deep, but that's what SQ is.

rbgnwa45
08-07-2009, 07:16 AM
Kickstartssuck, if you make the box triangular (bottom of the back window to where the front of the box is now), you can fit 2 12's and still have rearview visability. I think you should do that, and also invert the woofers so you dont have to worry about + 0.3cuft. How much power do you have/will get?