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Pa Fubr-12

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Topic review
   

Expand view Topic review: Pa Fubr-12

by audiobass10 » Sun Oct 17, 2004 3:42 pm

Actually, that does make a lot of sense. Thanks for helping me understand that concept better.

by GlassWolf » Sun Oct 17, 2004 1:21 pm

if boils down to the efficiency of the speaker.
a speaker can require a lot of power and actually return very little in actual work.
most speakers only return about 5% of the power put into them as sound coming back out.

you can have a sub that's over-damped by having too large of a magnet structure (see audiobahn) so it looks all massive and impressive, but in actuality it just sucks up power and doesn't perform nearly as well as similar better subs.
Then you can have a very efficient sub with low cone mass, foam surround, etc and it can use less power to move equal air.

in short, that's essentially how a sub can be louder with less power handling.
make sense?

by Justin from Detroit1 » Sun Oct 17, 2004 8:41 am

Xmax and surface area are the two biggest factor in how loud a sub can get. Your average 10" and 12" have around 12-14mm of xmax, 15" has around 8-10mm of xmax. Then you have your "super subs" such as the XXX and Brahma that have 32mm and 28mm, respectively.

by Ryan from Ohio » Sun Oct 17, 2004 7:47 am

Its performance has ABSOLUTELY NOTHING to do with POWER REQUIRED!

That is just saying that this is the maximum power that can be safely used. Also it gives you a number to shoot for when buying an amp.

The biggest thing to look at is xmax. The more xmax the sub usually means the louder it will be for that given size.

Reffer to the FAQ for branding...

:D

by audiobass10 » Sun Oct 17, 2004 7:29 am

I understand that power handling is only thermal, but how could a sub perform better than another sub when it can handle less watts?

by GlassWolf » Sun Oct 17, 2004 5:46 am

I really need to write a FAQ thread about power handling ratings and thermal versus required power.
I can tell already.
I've answered that question more times than I can recall in teh last two weeks lol

by audiobass10 » Sat Oct 16, 2004 10:10 pm

why is the power handling so low on the JL w3v2's?

by ridr4lif » Sat Oct 16, 2004 8:01 pm

take a look at the jl audio w3v2's. http://www.woofersetc.com has them for 179 a piece i think for 12's.

by GlassWolf » Sat Oct 16, 2004 6:11 pm

that's a pretty good sub.

by audiobass10 » Sat Oct 16, 2004 1:42 pm

Alright, just wanted your thoughts on that. I'm still planning on the Soundstream Tarantula 12's. $175 each. Can you think of any better subs at that price to reccomend?

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