Best amp for a L7

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05Single

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What's up bass heads. Bought a L7 and a 400 watt amp off my cousin. I know it's under powered and I know it's in a small box. Wondering what would be the best amp to match up with this specific sub and what size box should I build? And ported or not? Facing the rear or down?
I listen mostly to rap and reggae, for deep bass tones.
Thanks in advance!!

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massivespl

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L7 like bigger boxes. That box u have now is tiny. That looks like a 12" woofer?

Box 3cubes after displacement with a port 10"x3.5" tuned to 32hz will serve you nicely.

That Rockford amp will do nicely once u have the corr cut box for the woofer. But we need to know what Ohm woofer you have to get you the right amp for it
 

kwOH

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Isn't the box its in now, a kicker made box? It should be built to sealed specs for that L7, might be ok unless u wanna go ported like massivespl mentioned. I think on kickers website it says the 12'' L7 is 900 watts rms so the 400 rockford amp will probably be ok but if u wanted to go a little bit more on the power u could.


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kwOH

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My bad i just looked 900 watts rms is on the brand new model of L7, not sure what the previous models were maybe 750


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massivespl

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Isn't the box its in now, a kicker made box? It should be built to sealed specs for that L7, might be ok unless u wanna go ported like massivespl mentioned. I think on kickers website it says the 12'' L7 is 900 watts rms so the 400 rockford amp will probably be ok but if u wanted to go a little bit more on the power u could.


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It's a kicker prefab. Prefabs are junk, always to small and if ported tuned way to high. I have had some kickers and know they like big boxes. The specs I posted above in my last post will hammer.
 

kwOH

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It's a kicker prefab. Prefabs are junk, always to small and if ported tuned way to high. I have had some kickers and know they like big boxes. The specs I posted above in my last post will hammer.
Lol. Right! I just didnt know how hard he was tryin to go.


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kwOH

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It's a kicker prefab. Prefabs are junk, always to small and if ported tuned way to high. I have had some kickers and know they like big boxes. The specs I posted above in my last post will hammer.
What kind of goodies u got in ur truck?? @massivespl


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Sorry . 4 ohm. Dual voice coil. Middle gen L7 I believe. Not the first L and not the newer style.
Also made in China :nolol:
 
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My buddy had this same speaker in a box more than twice this size and it loved the air space. (He had double the power too)
These speakers love big boxes!

This prefab box is junk and has a giant over tuned port on the side like massive said.

I want to get the max out of this speaker. I knew this would be the case, I figure " oh I don't need it that loud" then once you put it in you always want louder , especially if you pull up to a light and you can hear someone else's system over yours ....sad feeling :( lol.
 
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Good news is it was never removed from its original box and messed with lol.


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I'd prefer matching with a kicker amp. But was doing some research and came across this write up. I have some time to figure it out and the 400 is good for now. I'll be buying a drop before I buy an amp.
 

Xypher

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I have a Rockford Prime R500X1D 250Wx1 pushing my 12" L7. I only have the amp at about 2/3 power and when I crank the volume it legitimately hurts my ears from so much bass (electronic music, don't hate!). I wasn't sure if the amp would be enough, and I'm sure I could drive that sub much harder with a bigger amp, but I don't want to be deaf by age 35! I've had subs in my cars for the past 16 years, but my current set up is just crazy loud!
 

massivespl

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I have a Rockford Prime R500X1D 250Wx1 pushing my 12" L7. I only have the amp at about 2/3 power and when I crank the volume it legitimately hurts my ears from so much bass (electronic music, don't hate!). I wasn't sure if the amp would be enough, and I'm sure I could drive that sub much harder with a bigger amp, but I don't want to be deaf by age 35! I've had subs in my cars for the past 16 years, but my current set up is just crazy loud!


Lmao u have no idea.. I have bigger amp then That going to my door speakers
 
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Not hurting my ears, can't even feel it in my chest. I need more. I'm at 400x1 at close to 3/4 gain.
What box do you have @Xypher ?
 
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@massivespl do you have a blue print of what the box should look like and be set up with the port?
I've always just slapped in systems, I've never tuned anything like a box.
Actually never had the chance owning only trucks before I've been limited to smaller set ups and shallow mounts
 

massivespl

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