whice is louder

l have fiat uno l have 6 cube feet for box what do you think for spl whats better 4 s10l7 or 2 s12l7 1s15l7 opinions thanks l have zx2500.1
6 cu.ft dont means nothing in spl, is your advailable space, you need to find what subs can you get in your country, how much can you spend on subs and amps, and more important a lot of experience in car audio.

If you want to get into the SPL world i recommend you to start reading a lot before you make any stupid decision, try this page a read it complete. http://www.bace1.com then you can do real question that will help you understand this better.

Don't trust this guys they all sell and use drugs //content.invisioncic.com/y282845/emoticons/biggrin.gif.d71a5d36fcbab170f2364c9f2e3946cb.gif, but you can get some nice people in here that can help you.

 
well this is a REALLLLLLY basic equation for output but youll get the idea

surface area x power = output.

since your power is set.... i would imagine since your just going for loud the cone area would be the most important factor between the setups.

assuming theres approx a 1inch surround on all the L7

4 10's would be 256 in^2

2 12's would be 200 in^2

1 15 would be 169 in^2

but personally given your 6cubes of airspace, i would reccomend 3 10's as i think 1.5cubes might be a touch on the small side.... 3 10's would be 192in^2

also forgot if thats 6 cubes gross... i'd go with a single 15 at 4.5cubes, or 2 12's at 5cubes, you have to remember you havent taken into account port displacement, bracing, sub displacement it all adds up

not to mention more speakers generate a better distribution of power and less likelyhood that a small error would lead to catastropic failure.

hope that helped... any more senior members feel free to correct any errors you see in my philosophy

 
ok thanks for your help my last question in my country is dificult to buy ho alternator l only find 120 amp if l make duel setup will be ok on 10 hp engine thanks

 
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