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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Okay so, I got my designs, and lowes completly messed up all the cuts, so I have to take it back and complain and hope that they give me new wood or something..... So in the meantime, I just "sketched" up this box. Here is a pic here is the google sketchup file http://files.filefront.com/fibtl18skp/;13080625;/fileinfo.html for anyone who wants it Let me know what you all think! (I didn't make up the specs for this, a help from another member on this site did, I just drew it)
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Yup, I think it's worthy of a new thread. Tomorrow I have to lug this PC out into the hot muggy humidity again, cuz as if it wasn't enough that the guy made me realize I could/should get so much more out of my tweeters with his Memphis 5.25 coaxials shredding my drums, but he went to bragging that his Anarchys and/or SA pro 8's could prolly do well in the 129dB class. So for the fun of it I went out and dropped the PXA-H701's from 50Hz to 25Hz, still 30dB/oct, left the Kicker at 50Hz 12dB/oct.... cuz I keep thinking about how the REW sweeps showed a cliff dive at 125Hz peaking again at 65Hz for another dive. I can turn them up to the same volume with no clipping, no excur…
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I found measurements for an enclosure for my 2 12 inch pioneer champ pros tsw3002d4. The box is tuned to 33 hz. I was just curious as to whether that would be good for my subs or too low? The amp I am using is a hifionics zeus 3000 watt zrx3000.1d. This will be my first box build so I want to be as clear as possible. I used RE audio calculator if that is any good.
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I need to make a snorkel for my truck so i need to build a fiberglass tube that goes through my fender and up the A pillar. how should i go about building a fiberglass tube in this manor? also what is the customary way to attach such a thing to the outside of the vehicle? thanks.
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hey guys, I have recently purchased a 2006 subaru legacy 2.5i. my previous car i had 2 12 inch gcons on a sundown 1500 amp, a 6 cubic foot box that i sealed into the cabin. was wondering what would be effected if i were to seal the box instead of port it and still reverse the subs facing the cabin. so run a 3 cubic foot box sealed off from the trunk with the subs facing the cabin. i just am wondering if this would work. or if it would sound like shit. haha. i have the box designed to fit into the trunk so i can seal it off. I am trying to save space (i snowboard in the winter) roof racks can only carry boards. id have more than half the trunk left with the box ive designe…
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sub in question here is a xcon 15 this is my first time using this or any sub enclosure design software when i put in the qts, qms and qes parameters this is what happens: Help a noob out!
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I am doing box plans for free (technically). All that I request you do is sign up for my free ipod link and do an offer. I do everything by hand and I will design a rough outline, cut sheet, and assembly instructions for you. Think of it as trading my time for your time. You can do that offer for free by going through the ancestry.com site.
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snoopdan uses pink panther insulation to seal around his box so it acts like a wall in his cherokee. I just got done building my box in my scion tc with 4 15s and i need to seal around it so it can act like a wall. I was gonna use pink panther but have 2nd thoughts because it states that it's purely a thermal barrier, not acoustic barrier. Is there any methods u guys use or can persuade me with facts as to continue to go with pink panther insulation or is there a better method?
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how do you find out about competitions.? i've never heard of anything in my area like this. i live in cincinnati. which is a big place. but i guess car shows and sound comps are limited. or... i just don't know where to look
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what type box would you suggest for a sq setup i know the norm is sealed but i've heard a few ported boxes and they sound pretty nice give me some of the pros and cons of both btw subs being looked at are idqv2 12" IA LI 12" and SA-12 thanks for any heip provided
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Hey everyone, i have 2 T10001's powering 4 15" cvr's and im looking into a more reliable subwoofer that will belt out the lows a little bit better. I have narrowed it down to 2 18" Bl's with the cooling option(as i heard its neccesary) Question... i have 46L 27T and 19D to work with, however i must put a divider in because i will be running 2 amps, 1 per woofer(i dont want to blow one due to mechanical errors) So if i cut that in half i get 4.679 cubes with the port 22.25x2.75 per chamber. 35hz 4.679 without woofer displacement. Is this giong to be sufficient enough because i know it says 5-10 cubes for this woofer. Im really looking to keep the same output as my cvrs bu…
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Hey SSA Members I have 2 Mtx 9510-44 that I am looking to design an enclosure for, now I'm not to sure if its possible but I think it is, I would like to be able to do hair tricks, for power I have a Lightning Audio 3000 watt mono amp which is putting out a steady 1900 watts, the car is an 03 cavalier with factory electrical big 3 and two optima red tops. I'd like to fire the subs forward and possibly run the port on the rear deck lid sealing off the trunk from the cabin. my max dimensions are 36x16.5x24 I dont think it needs to be that big but I am new to hair tricks so I need some direction Thanks everyone.
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my friend is getting a 10" type R (powering it with a kicker 400.1). he's trying to keep the box as small as he can so i was thinking about using a flare tube port for the box. what diameter should we be looking at? any suggestion? (sub isnt purchased yet. but i havent seen anything better for 100 bucks shipped) edit: damn i think i put this is wrong section... please move if it is
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So like it says how do you figure out the right measurments for 2 or more round or square port? and im asking because im thinking of doing a dual L port design for a 12" BTL. box will be tuned to 34 hz and will be 2.5 cu ft after displacement. so how do you figure out length and port area for each port? also if you know how ot do the circle ports it would be nice to know that as well. because i might end up going the aero port route.
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Ok so my buddy is putting 2 old school JL W6 15's in his extended cab frontier. About how big should his box be, he wants to go sealed. And which way should the subs face? Towards the back of the seat or facing up??????
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I know I never start these topics, but I am wanting to build a really cheap fun Street B install for my truck once it is out of the shop, the most cone surface for Street B competition is 3 10's ok so I have narrowed it down to Options: 1 - the RFD 2210 (HX2 single 4 ohm 10") $109 2 - the Kicker S10D (round solo baric singl 2 ohm 10") $109 3 - the Cerwin Vega Vega 10" single 4 ohm $109 4 - dont sell my 2 eclipse aluminums and buy one more svc 4 ohm aluminum and compete with them (cheapest would be the 4th option, but I am hesitant to por them, warbleed really helped me out with figureing out a ported box design despite eclipse's lack of info for porting the Aluminums…
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What size enclosure would best suit a 15 L7 for spl and tuned to what frequency
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I want two 15 in icons in my trunk but idk if i have the room. I want a ported box. Trunk dimensions are 4x3x1.5. Amp is crescendo bc2k if anyones wonderin
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First off, can I count on port end correction to lower the tuning freq of my enclosure? For example, NET Vol. = 2.6 cuft. or 4493 cuin. Port: 12.5" wide x 3.375" high X 24" long without end correction, (port length = 24") tuning = 38.58Hz with end correction, (port length = 25.6875") tuning = 37.52Hz I know 1Hz difference in tuning isn't really audible (but the end correction factor will differ in different situations i.e. port height, etc), but I want to know if the end correction factor actually exists!!!! Secondly, I'm about to build a box for one DD 9512g. DD recommends 42 in^2 port area with 22 port length with 2.6 cuft NET vol. which yields 39.97 Hz tuning …
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Ok so my 10" JLW3v2 blew for no reason that i could tell the other day. I have it powered with the JL 250/1 monoblock I bought the sub used on ebay a while ago and never tested both voice coils so I think one of them may have been bad because no wires were loose when I opened up the box, but anyway, enough about that sub. Now I want a new sub and the Boston Acoustics G210-4 caught my eye. I like how it sounds tight and clean and it seems like it'll match my amp well w/ a max RMS of 300 from the sub. My problem is my current box is .71 cubic feet and on Boston's website and Crutchfield it says the sub wants .5 cubic ft (The calculation of the dimensions on their spec s…
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hey, im thinking about building a pretty loud setup with just 1 bl 10. its gonna be for competition use only, just for the hell of it lol. its already in a good daily box...but i kinda want to build a burp box since i have 3/4 of a sheet of mdf laying around...im just kinda lost at what to tune it to. ik im supposed to tune high, but how high? i have no idea of what my car peaks at tho, since i dont have anybody around here that uses a termlab. i am using a hifonics 1610d and will b running at 2 ohms on it so about 1200 watts is what the amp puts out. it will be a box for competitions only, so if anybody has any ideaso of what to tune it to that would be great. also, its …
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can a fully loaded BTL 18" take for SPL burps ? provided with of course the proper ho alt & batteries need some info for planning a set for comp use
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This goes out to Team Defj/Team Xtreme's Jeremy Smithers. He just posted a 157.8 at the IdbL Event in Fort Drum which gets him 2nd loudest in the WORLD in that class!!! Awesome job dude!!! You definitely deserve it!! It's been a long road that's gonna pay off in the end!! for the good guuys!!!
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I have one, and I believe the knob is dead, the light does not come on and I cannot control the unit from it, I dont want to send it into PG and have to pay 100 just for them to look at it, any ideas? or Dave could you take a look at it?
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