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Fi btl n2 or AA Mayhem ?

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about car: hud: alpine 9831

amplifier: aq 3500.1d

1 stock alt 75A + second alt 100A

1stock bat + 2 deepcycle & 0awg cable

box will tune to 32hz, space 5cf is not a problem.

music: rap / hip hop / dub step; with low hits

It will be used daily, and occasionally in the other box for SPL competitions.

I do not know what choice is better: FI btl n2 fully loaded daily variant or AA Mayhem 15'

Both are the same specs, same reputation.

What choice should I do ?

Or wait a few reviews about FI SP4 speakers ?

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about car: hud: alpine 9831

amplifier: aq 3500.1d

1 stock alt 75A + second alt 100A

1stock bat + 2 deepcycle & 0awg cable

box will tune to 32hz, space 5cf is not a problem.

music: rap / hip hop / dub step; with low hits

It will be used daily, and occasionally in the other box for SPL competitions.

I do not know what choice is better: FI btl n2 fully loaded daily variant or AA Mayhem 15'

Both are the same specs, same reputation.

What choice should I do ?

Or wait a few reviews about FI SP4 speakers ?

I would get bigger alternator, because if you push it 175 amps isnt enough. sp4

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Get the new fi sp4

175a for alt is good enough for 3500wrms.. Wat kind of batts r u runnin. I would get 2 xs d3100s.

Edited by 14K

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Get the SP4, and then you review it for us

I really want to see what people think of them too.

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my 1.4 gasoline motor can't load big alternators at 800rpm...that will turn it off.

the amp aq 3500.1d have 1 x 4300w @ 1ohm (14.4), and I still think if use it at 0.5.

i use stock bat 64Ah, and the 2 deep cycle, i haven't decided, maibe xs d3100s.

I don't know what to choose.

I'm sure the sp4 is better than n2 or mayhem in daily aplications.

But in spl aplications, n2 can be over SP4 ?

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That's totally dependent upon the application itself...a speaker isn't going to dictate whether it 'always' does 'better' spl or not. :)

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my 1.4 gasoline motor can't load big alternators at 800rpm...that will turn it off.

the amp aq 3500.1d have 1 x 4300w @ 1ohm (14.4), and I still think if use it at 0.5.

i use stock bat 64Ah, and the 2 deep cycle, i haven't decided, maibe xs d3100s.

I don't know what to choose.

I'm sure the sp4 is better than n2 or mayhem in daily aplications.

But in spl aplications, n2 can be over SP4 ?

4300/14.4=298.6amps!!!!!!! you arent going to run either one for much more than five to ten seconds at full volume before your voltage drops to low.thats if you can stay at 14.4 volts, lower than that the amps go higher.

You can chose whatever you want. Are you competing? The longer you want it loud the more batteries you better buy.

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In ANY application, for example, an X can be 'better' than the SP4.

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my 1.4 gasoline motor can't load big alternators at 800rpm...that will turn it off.

the amp aq 3500.1d have 1 x 4300w @ 1ohm (14.4), and I still think if use it at 0.5.

i use stock bat 64Ah, and the 2 deep cycle, i haven't decided, maibe xs d3100s.

I don't know what to choose.

I'm sure the sp4 is better than n2 or mayhem in daily aplications.

But in spl aplications, n2 can be over SP4 ?

4300/14.4=298.6amps!!!!!!! you arent going to run either one for much more than five to ten seconds at full volume before your voltage drops to low.thats if you can stay at 14.4 volts, lower than that the amps go higher.

You can chose whatever you want. Are you competing? The longer you want it loud the more batteries you better buy.

Even more if you factor in efficiency. I run about 4k off of a stock 150 amp alt with two Deka's and I run into the high 12's

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don't run that amp below 1ohm either..you're just asking for trouble.

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I still think about n2 or sp4 in my conditions

I use it daily and i'm think the sp4 is a good variant, but I want to use it ocasionaly with another box for burping, and 4kw with low efficiency 86db is not a little power for that sub ?

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86db isn't efficiency, efficiency is writtin in % and not dB.

Sensitivity is written in dB, and thats a totally different thing.

Not really usefull if used for subwoofers.

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