SPL & SQ / Fabrication
Calculations, Concepts, Designs, Theories. All General SPL Or SQ Questions Can Be Discussed Here.
2,714 topics in this forum
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looking to do a new box and wanting to know what yall think the best kind of box i sould do if im wanting to seal off my trunk, i have 1 15" zcon on 3000 watts, i was thinking of doing a bandpass where the subs sealed part of the box is where i open the trunk and ported through where my back seats fold down, any questions? sugestions? im wanting to do this because my box now is ported back and sub back and my trunk pretty much opens with the bass and can feel mass air coming out so i know i can get way louder if i seal my trunk off
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I need a sheet of hard plastic like ABS to use in a bunch of places in my car. Does anybody know where to get anything close to that? I haven't really done any research so if anybody could point me in the right direction I would really appreciate it.
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I am ready to finish my box this weekend for my BTL but have a few questions first. When I attach the baffle with the second piece, will the port tuning be changed at all? The top will not be flush after I add the second piece. Ive been looking in the build logs and wherever I can to see if this is what everybody else does. No luck so far. I know its only one side of the port but I want to get it right and not waste wood. Hopefully you guys understand what I am trying to say. I bought like a 2x2 stick for the bracing as it was cheaper than the closet poles. Can I shave off the corners so there isnt such a big edge or should I just go get closet poles? This wont be my fin…
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What's up guys, I hope this is the right section. Having trouble figuring how to do my front stage in a 06 Charger. So I wanna see pics if any of you guys have a serious front stage in your Charger Magnum or 300. Also for this who wanna help, front door has a 6x9 which I have looked at and can make adapters for a 6.5 that's no prob. Now the dash has a 3.5, where I can put a tweeter or supertweeter. But that's not really what I want, I don't think a tweeter facing the windshield will sound any good. I have space on the door for a regular tweeter, but j still would like to see others before I proceed. Further notes, I can't fiberglass (would love a pillar tweets and mult…
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I need Help for my 10 Xcon I would like A Ported Box, would like to have my tuning around 32 If opti.
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So, Ive been roaming around this forum to find some ideas on some box ideas for my 2 18" Fi Qs going in a 2000 Chevy Blazer. I listen to mostly rap that go into the low 30hz range and higher so yess this is my daily driver, so Ive designed some boxes of my own to see what you guys think about them. Hereeeee we go... Box Design 1: Separate chambers, 7.25 cu. ft. each after displacements @ 28hz - Subs forward, port forward Box Design 2: Separate chambers, 6.75 cu. ft. each after displacements @ 32hz (I knowww its kinda wicked design but oh well..) - Subs back, port forward Let me know what you guys think!! Thanks for looking :)
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Whats up guys, I'm kinda a noob here but I've been lurking around these forums for awhile trying to learn as much as I can before I start this project. I'm mainly here right now to talk about the box. I'm planning on building one myself and the specs are going to be 3.8cu ft tuned to 31Hz. I used a box calculator from a site called KlausAudio.com and I was going to see what you guys thought, because I've heard these online calculators can be off sometimes. Here is a list of the dimensions of the panels needed. The sub will obviously be a Fi Q15(Dual 2 ohm) and I'm planning on running it on a AQ1200D amp. And my car is a 2002 Camry. Just wanted to get some input from gu…
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Anyone know of any good Upstate NY Box builders, I was going to build my box myself but the Panel Saw that I was going to use is no longer available and I'm god awful with a circular saw. I'm in the Utica area to be specific willing to travel up to 1.5 hours for a good box, already have the designs courtesy of Alton. I'd also be open to out of state box builders but would have to be rather cheap due to the cost of shipping
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Just starting my build but I need to know about the box. Ive seen sub up port back sub forward port forward, sub up port up. I assume any combo will work but I want to verify. I want to do sub forward port up. IT would be the same as port forward but the port opening would be up instead of forward. So I guess it would sort of be like an L. Thats the best way I can explain. I need the port firing where the rear deck would be and the sub facing forward. The back of the back seat is being removed and replaced with the box. The sub will face forward in the middle, and on both sides the MDF will be foamed and clothed so two (though small) people can fit in the back seat! I don…
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I am in the process of upgrading my sub to one 10" Fi Bl are looking to have an enclosure built. Does anyone out there know of a good place to go in the Los Angeles, Orange County area to have a quality box built to mfg specs?
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can the single of a L-ported box be divided into two? instead of one port on one side and the sub on the otherside, it will look like ports on both end of the box with the sub in the center? if its possible, is there a calculator online for that? thanks...
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Has anyone ever used it? How does it work? Is it worth $17. I want to spray the inside and possibly outside of my sub box with it but I don't know if it is worth it. Should I just get some spray on bedliner in a can and use that instead? I was hoping it would created a better seal and add strength to the box.
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i've posted this in other forums too, im just trying to get as much input as possible. this is for tc3000 12"dvc. several experienced people have recommended around 2 cu, but i've done some more reading and it seems that they recommended for SPL purposes, you want to use a large enclosure and port. But im not going all out SPL, i just want a REALLY LOUD daily setup, so im just going to experiment and try something in between. I've decided to go ahead and try 2.75 @ 33. i chose to use 15.5 sq in per cu ft since 15 and 16 seems to be the commonly recommended multiplier; the port area comes out to about 42.62 sq in. my max height is 13.5 so my width is about 3.157. i used th…
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Hi I am starting my build very shortly and I have a question on making the sub box. I have made L slot port boxes before but for my 2 12" Fi SSDs I want to make the port in the middle. So the question I have is can I make it by just calculating for 1 of the subs and just build it together? Space is not an issue. Thanks ahead for all the input
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o.k. i am not happy with the numbers i am seeing from my wall.so my q is can i cut a hole in the back wall and take it in to the trunk or make like a C in the back to make it deeper???i know it will change my vent and tuning.i am not worried about that.
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I am building a box for 2 XCON 18s and am trying to get as close to recommended specs as possible. box is going in a 99 Durango. i really want my subs facing forward so people can see what they are feeling! But not sure about where to place the port. SSA recommends 100 inches port area for each sub, so only real options on location is on the front, bottom; or facing the back hatch. i noticed a lot of street rides have the port facing the hatch for whatever reason. any input/suggestions will be greatly appreciated
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I would like to get a few different tones on a CD or something to play around with, where can I find some? Thanks, Mike B.
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Lets just say I'm building a ported box. And the port is 6"x13" (Round port) How far away should the end of the port be from any wall? For example, the port is on the front wall. How far does the end inside the box need to be from the back wall? I think i remember it being 1/2 the diameter, but i could be wrong. If anyone could help shed some light on this one, it would be a great help.
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Im BACK! After being gone for a while traveling the world I have come back to my fellow members / friends / people / dudes / dudettes and folks on the good 'ol ssa forums (good job Mark). I am starting a rebuild once again. I literally blew my old box apart so its time to go bigger, badder and more bracing! I noticed a huge improvement from my 3.5cuFt box to my 4.25cuFt box. I hope to do the same when I hit a 4.75 ish box. I am installing into this box a single DC 15" woofer being powered by a 3500D. Here is what my plan is: BOX: Height: 17.5in Width: 38in Depth: 18.5 CuFt: 5.083 Square Port Volume Internal: 1134 Square Port Volume Displacement: 1144.125 Tuning Freque…
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Knuconceptz 'Knucar' This guy might have an ssa membership, idk, but has anyone seen this? Everyone says 45 degree angles help airflow, so what would a perfectly round one do? It'd be near impossible to tune if you wanted to port, but if you could, would it actually work? Trust me, i'm not thinking of doing this because i can't make a sphere out of play-dough, just curiousity here.
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I need help with a box design for a 15" Mach5Audio MAW sub. The recommended sealed box size for this sub is 62 litres (2.2 cu.ft.) 30hz tuning. I would like an enclosure designed exactly to these specs if possible. Thanks in advance!
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any inputs and comments for my box design it will be for 2 10" Chaos it is aproximately 3.23cubic feet gross volume, 2.5 net volume will be tuned at aproximately 33hz will be going into a single cab was done on google sketchup the one on the left is with all the pieces seprate, and the right one is the final product thank you
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Hey guys I just recently got two SA 8s and I am getting ready for a custom enclosure. I have been thinking about maybe upfiring them into the rear deck of my new Infiniti M35x and cutting holes for the port and woofers. The only issue is that I did this with some Image Dynamic 8s and wasn't thrilled about the how they sounded. Certain people say that give you a cleaner sound any input? I was also thinking about doing something funky like firing port backwards and subs up like you would in an SUV to see if that made a difference in the trunk. Should I just stick with the conventional trunk box? I was also wondering what people were running for box size (i heard .6 per sub …
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Hey quick question: if im looking for say 33hz from an areo port in a box 3 cubes how do i calculate it if i need two ports? heres the situation, i have box 3 cubes, want to run 4 inch ports. if i make one port its 7.4 inches long but i need more area than that.
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I'm considering building a bandpass box for my BTL, has anyone here ever heard a BTL in any of these boxes I listed below? If yes, how did it sound? I currently have a box built to BTL specs but tuned to 34hz.. Most people would be impressed by how it sounded and by how loud it got; but I would like it to get louder. 4th order: rear chamber sealed. front chamber ported. Best suited to subs that work best in sealed boxes. 6th order: rear chamber ported. front chamber ported. Best suited to subs that work best in ported boxes. Dual-bass-Reflex: rear chamber ported. front chamber ported. front and rear chamber connected by a third port. Best suited to subs that work best in …
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