Everything posted by fritosaregood
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upcoming spl competition help
should i turn up every bass settin i have. or just make sure my gain is up to the right level
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>30mm Xmax <20Hz Fs D2 15's
got vids? your setup is right up my alley man! screw bigger numbers above 30Hz... I have SUB woofers, and to me "bottom" is 20Hz. I could care less if anyone can get 160 deebeez at 60Hz. here is a vid from the comp i went to. kick ass what's with the 1/2 power? got any vids of the woofer in action? it was actually 1/4 power, I had my eq set on my daily settings with is half power, but i has also blow one of the coils a few weeks earlier, so only one was workin. for more vids you can just click on my profile from that vid, and there is more
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Pre-Order Updates
Got 4 of the 8's a few days ago, heres a vid of some excursion:
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>30mm Xmax <20Hz Fs D2 15's
got vids? your setup is right up my alley man! screw bigger numbers above 30Hz... I have SUB woofers, and to me "bottom" is 20Hz. I could care less if anyone can get 160 deebeez at 60Hz. here is a vid from the comp i went to.
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>30mm Xmax <20Hz Fs D2 15's
if you want a sub that will go low and low i know the audiopulse axis will do it. ive got a box right now tuned to 22 hz. took it to a comp, despite havin some problems i didnt yet know i had, i did 140.1 db at 25 hz. with somewhere around 800 and 1000 watts. peaked at 144.1 at 41 hz
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Bandpass vs ported
oh i have the beta
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Bandpass vs ported
where is the impedence graph on winisd
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need to find a 24 volt to 12 volt step down,
ive got a way out there idea.. but i dont even know if it will work. Since you have the 24 volts. could you put a bank of battery but connect all the negs of those batts to the pos fo the 24 volt source and all the pos of the batts to the ground. then connect all the amps to the neg terminal of the batts. That would reduce it down to 12 volts. or maybe use 8 volt batteries in the same way and get 16 volts. it works in circuits classes ive done with batteries, but idk if it will work with somethin that big
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Alternator/ battery/ cap issue?
have you checked the voltage coming out of the alternator
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Pre-Order Updates
Mine are on their way. Yay!!
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Bending MDF
Would it not run out everywhere. Ive used bondo before too, and it worked alright I think you can use some duct tape on the ends but it's going to be a bit more difficult than with wood glue. one more use for duct tape
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Bending MDF
the only one so far
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12" fi q in reg cab s10 with leg room!
comes with a nice armrest too.
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Question about the Big 3
Why don't you use 0GA? If you ever have a high power demanding system in the future your going to have to re-run the wire in 0GA so you might as well do it now. And about your question I'm not sure. 4gauge is a lil thin dont ya think bro?....i would go with 1/0 or 0gauge like ^^^^^^ said....bigger the wire the better man....also fuse it 1/0 = 0 gauge
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Crappy subs with high sensitivity
yea that part was confusing me
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Sundown E8 Pre-Order #2
I was looking at the parameters again and notices there is not sensitivity rating. What is the sensitivity of these subwoofers?
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Bending MDF
i might be tryin that soon. i was lookin at a 7"port for a comp box. and make soem flares on each end with fiberglass.
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Dual Audiopulse Axis 15's, Sealed
Today I worked on all the math to figure out how much mass the cone needs. First for a 12.72" dia port at 25 hz it is 118.59" long. with a total area of 8.72 ft^3 Mass of air is 0.034091 kg/ft^3 at 20degC So I need the mass of the cone to equal .29729kg or 297.27g also .65519 lb but, the cone already has a mass of 390g. Does all this seem right. I thought I would have to add mass, but it looks like I need to remove some.
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nitro audio
i wouldnt just yank some scrap plywood from a dumpster to build a box. 20 bucks at home depot will get you a 4x8ft sheet of 3/4 mdf
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Bending MDF
Would it not run out everywhere. Ive used bondo before too, and it worked alright
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1/4 wave/transmission line?
for mine i didnt have the right line area either.. it was for a 15 goin in a accord. thats why it was so low. It would be better to taper it than increase the chamber to make it like a normal ported box. as for my models I didnt mean a program, i just build a box out of 1/2in mdf
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nitro audio
second.. and did he say he was gonna steal wood from his neighborhood?
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Crappy subs with high sensitivity
it says for car and marine. here are specs. --AA BASS12 --12
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1/4 wave/transmission line?
that small of a difference might not affect it. but i made one and my chamber for the sub was too big and turned the box into a regular ported box tuned to 22 hz. but the box is still loud. it did a 140.1 at 25 hz..with 800watts. But i like the look of inverted subs. so thats how ive been making them now. Ive tried a reverse tapperein from very small line are to the full line area at the end, but ive never started bigger and ended and the line area it should be. but i know its been done for this exact reason.. but what ive done is build scale models for some 7 in woofers to see what is better.
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1/4 wave/transmission line?
here is how i would make one, its just a quick drawin in at. imagine line is the samw width all the way through.