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Author Thread: Dd9515 daily
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Silver Member
Username: Yamahabanshee1

Paulding, Ohio
USA

Post Number: 430
Registered: Jul-04
Edit Post

so how are these daily on 1500rms. ive heard they suck on the low end and if im not careful i will pop it? true? give me ur opinion
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Gold Member
Username: 04redmach1

Lagrange, GA
USA

Post Number: 1711
Registered: Mar-06
Edit Post

Well on 1500 rms you will not have an issue with the subs period. They have a little higher Fs than some subs, but at 1500 rms you could tune down to mid 30's and keep a F3 of around low 30's and be ok. Just set your subsonic filter at or a tad above the F3 of your box.

Kevin
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Gold Member
Username: Snarl2004

Digital Design 9515, Massive Audi...

Post Number: 2343
Registered: Dec-06
Edit Post

1500 rms isnt enough. ive got a 9515 on 3000rms daily. If you get a 9515 i wouldnt do under 2200. They are actually not that bad on the low end. i like it. ya my AA avalanche gets a lot lower but my 9515 hits the lows supprisingly good.

As long as you give it clean power and dont send it a clipped signal you will not "pop it" these subs are made extraamly well any it takes a lot to blow them (unless you send it a clipped signal)

great sub deffinitly worth the money highly reccomended
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Silver Member
Username: Drant19

DUB-C, TX

Post Number: 587
Registered: Aug-07
Edit Post

may sound noobish but..

"keep a F3 of around low 30's and be ok"

F3???lol
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Gold Member
Username: Jtown

Team RD, Texas

Post Number: 2676
Registered: Mar-07
Edit Post

how low, hz wise, your sub can safely play, as I understand it.
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Gold Member
Username: Big_edge_head

Milwaukee, Wisconsin
MY SUBS GET ...

Post Number: 1793
Registered: Mar-07
Edit Post

F3 is the subs roll off point
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Gold Member
Username: Southernrebel

Monroe, Louisiana
2 DD3515s, 2...

Post Number: 6240
Registered: Mar-04
Edit Post

F3 is your 3dB down point.

Just try a 9515 on ~2k-2.5k (CLEAN!) in 4-5cuft at ~38hz.
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Platinum Member
Username: Bestmankind

Http://www.rdaudio.net...

Post Number: 19746
Registered: Oct-05
Edit Post

i had the 9512 and hated the low end.
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Gold Member
Username: Southernrebel

Monroe, Louisiana
2 DD3515s, 2...

Post Number: 6242
Registered: Mar-04
Edit Post

Chad, that 9512 won't have the lowend of an RL-S.lol

But in the right box, they can have dam nice lows. Depending on the power you plan to run, you may want to just go w/ a 3500. The 3500 will like 1500wrms better.
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Gold Member
Username: 04redmach1

Lagrange, GA
USA

Post Number: 1712
Registered: Mar-06
Edit Post

I do agree with Canaan on running 1500 rms to a 3500 series sub, but personally I wouldn't run much more than rated on either of them if you want to get them low. There are alot better subs for the lows if that is what you are wanting.

Kevin
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Silver Member
Username: Kingandsons07

Lincoln, Nebraska
U.S.A

Post Number: 929
Registered: Feb-07
Edit Post

1500rms to a 15" RD Alpha u will be happy with one. it takes 1800 easy and still wants more
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Platinum Member
Username: Bestmankind

Http://www.rdaudio.net...

Post Number: 19760
Registered: Oct-05
Edit Post

"Chad, that 9512 won't have the lowend of an RL-S.lol "

come to think of it, at the time i was switching back and forth from the rl-s and the 9512. so yeah the sq was really different. it wasn't fair of me to judge the low end of the 9512.
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Gold Member
Username: Zacdavis

Beloit, Wi

Post Number: 1633
Registered: Dec-03
Edit Post

Kevin is right Snarl.

1500 rms is PLENTY of power for a 9515.

As for 35 and 95 with equal power...the 95 is actually louder than the 35.
The 95 does have a stiffer suspension but the MS is so much higher than the 35 it more than makes up for it.

We've done countless testing on all DD woofers.

In all honesty a 9515 will be happy with a true 1000wrms for daily.
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Gold Member
Username: Drivingreckless

DD 9515f, 148.2 db Mov...

Post Number: 5708
Registered: Apr-06
Edit Post

'In all honesty a 9515 will be happy with a true 1000wrms for daily"

its even happier with 2500 watts :-)
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Gold Member
Username: Nd4spd18

Northwest PA

Post Number: 7107
Registered: Jul-06
Edit Post

And even better with 3000w :-) But thats the most I would put on it.

I had mine on 1000w and then went to 3000w. The difference was drastic.
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Gold Member
Username: Th3pwn3r

Post Number:...

Post Number: 7626
Registered: Jul-06
Edit Post

You guys are talking about with music though. Try running those subs on 3000 watts RMS on a 45hz test tone or so and see what happens :-(
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Gold Member
Username: Nd4spd18

Northwest PA

Post Number: 7113
Registered: Jul-06
Edit Post

Done it...... it's all good if you do it for 2-3 sec. More than that and you'll start smelling coil.........
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Silver Member
Username: Shade

Moxee, Wa
U.S.

Post Number: 639
Registered: Nov-06
Edit Post

http://www.youtube.com/watch?v=nuNzQBWlzqo

bxi2006d so roughly 1600rms...it got decently loud.

dd9515 is in 4.5cu ft @ 38hz
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Gold Member
Username: Th3pwn3r

Post Number:...

Post Number: 7628
Registered: Jul-06
Edit Post

M.S., pay attention to how Zac mentioned DAILY. I should have been extremely specific and said try running playing a 45hz tone with 3,000 watts RMS DAILY so that you understood me more clearly.
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Gold Member
Username: Snarl2004

Digital Design 9515, Massive Audi...

Post Number: 2345
Registered: Dec-06
Edit Post

"try running playing a 45hz tone with 3,000 watts RMS DAILY"

why would you just go bumpin around playing a 45zh tone
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Gold Member
Username: •cam•

BC
Canada

Post Number: 2364
Registered: Nov-06
Edit Post

I've done that with a lower frequency tone. It was pretty cool.
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Platinum Member
Username: Wingmanalive

A pic is worth
1000 posts!!

Post Number: 15602
Registered: Jun-06
Edit Post

^^^^^^Lolololololo



Psycho with a lollipop in his mouth lol.
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Gold Member
Username: Th3pwn3r

Post Number:...

Post Number: 7631
Registered: Jul-06
Edit Post

Well, when describing RMS(Root-Mean-Square) it can be misleading. that's why I posted what I did Snarl. Sure the 9515 can take 3-4k or more for burps but that's not true daily RMS power handling.
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Gold Member
Username: Snarl2004

Digital Design 9515, Massive Audi...

Post Number: 2346
Registered: Dec-06
Edit Post

lol i know im just giving you a hard time rob
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Gold Member
Username: •cam•

BC
Canada

Post Number: 2366
Registered: Nov-06
Edit Post

Maybe I'll join you, man. What is this RMS power I'm reading about? ;)

Seriously though, I think we should try and phase that out. There's enough in the way of misconceptions in this hobby.
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Gold Member
Username: Philly306

New quote coming soon, North carolina

Post Number: 1037
Registered: Apr-07
Edit Post

cam im glad you know that it doesn't truly exist. thats good.
but for a teaching tool the phrase "rms" is great especially for people who don't care to learn anymore than that concept. Alot of people don't want to take the time to learn about that kind of thing.
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Platinum Member
Username: Rovin


4 10 Pioneer...

Post Number: 13467
Registered: Jul-05
Edit Post

MHO of DD 9500 subs (& some ppl will disagree)

good if u want LOUD (especially when u want ppl outside ur ride to hear u bumping) with a tad of SQ to it - wouldnt tune lower than 38hz since IMO it fails to do that well ...to some ppl thats "lows" ....not to me since what i consider to be lows is from 34hz & down

so buy the correct sub for ur real needs ...
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Gold Member
Username: •cam•

BC
Canada

Post Number: 2368
Registered: Nov-06
Edit Post

Most people don't even learn the true concept of it though. Continuous or average power is just as useful for teaching although some might complain about having to type a few extra letters.
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Gold Member
Username: Big_edge_head

Milwaukee, Wisconsin
MY SUBS GET ...

Post Number: 1804
Registered: Mar-07
Edit Post

http://www.hifi-writer.com/he/misc/rmspower.htm




This is a good read I found a couple weeks ago...idk if people have seen this before or not but there it is.
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Gold Member
Username: •cam•

BC
Canada

Post Number: 2372
Registered: Nov-06
Edit Post

Good post. That's where I first really read about it.
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Gold Member
Username: Nd4spd18

Northwest PA

Post Number: 7139
Registered: Jul-06
Edit Post

Yawn. We've had this debate before. I run 3000w all day to my 9515 and it's great on any music even the most bass heavy rap. There are only a few "bass tracks" where I'm not able to run that much power to it safely.

And I run the same power to it in comps. I could probably put even more on it for a few second burps, but I don't want to push it. The guys on the DD forum use 5kw+ for burps on theirs.
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Gold Member
Username: Th3pwn3r

Post Number:...

Post Number: 7665
Registered: Jul-06
Edit Post

Ugh lol. M.S. you don't get the point. Run your sub on an average of 3000 watts and see what happens. Just run it on a sine wave with 3000 watts all day. There's a huge difference as we all know. Hell, try running your sub playing some mean Bass Mekanik tracks on 3,000 watts all day and your sub will probably get stinky.
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Gold Member
Username: Th3pwn3r

Post Number:...

Post Number: 7666
Registered: Jul-06
Edit Post

Oh and I didn't know you competed, what do you compete in M.S.? DB Drag?Meca? Usaci? SLAP? Pocket Pool?
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Gold Member
Username: Nd4spd18

Northwest PA

Post Number: 7144
Registered: Jul-06
Edit Post

As I said some of the bass mekanik tracks are too much for that amount of power. But for music it's just right.


I just do local comps for fun not serious competition. Most of them are DB Drag. When I change to my SQ system I will still go just to see everyones system even though I know I won't win my class.
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Platinum Member
Username: Bestmankind

Http://www.rdaudio.net...

Post Number: 19835
Registered: Oct-05
Edit Post

"When I change to my SQ system I will still go just to see everyones system even though I know I won't win my class."

inquiring minds want to know
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Gold Member
Username: Nd4spd18

Northwest PA

Post Number: 7147
Registered: Jul-06
Edit Post

Haha you know about it Chad I told you before. I'm changing to an SQ system with two 12" subs. Going to keep my American Bass 3000w amp. I will probably get SoundSplinter RL-Ps unless I come across something better for 1500w each.

They have to be 12"s b/c I don't want the box to take up any more than half of my Blazer's cargo area. I could do two 15"s if I used all the space.
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Platinum Member
Username: Bestmankind

Los Angeles, CA
USA

Post Number: 19844
Registered: Oct-05
Edit Post

nice. can't wait.

why not a pair of 9112. come on you know you want to.
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Gold Member
Username: Nd4spd18

Northwest PA

Post Number: 7154
Registered: Jul-06
Edit Post

Thats a great idea Chad...... and all you have to do is paypal me a few thousand $ to make it happen :-)
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Gold Member
Username: Denali_on_22s

I get Bucks like Milwa...

Post Number: 5035
Registered: Feb-06
Edit Post

when tested during "the great 12 challenge" the rl-p was said to have less than impressive sq. just fyi.
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Gold Member
Username: Jnoel

AIM= j69noel, KY

Post Number: 1077
Registered: May-07
Edit Post

i ran a 9918- which will be alot similar set up as the 9515 off of a orion 2500d for daily and it sounded pretty dayum good
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