2 subs or 1??? audio experts
Right now i have 2 10w7's in a sealed box under the strut bar in my z. But i still did not get my amp (1000.1 JL) back from JL. In the mean time i hooked up 1 of my 10w7 s with a kenwood amp that i had laying around. The single sub sounds aw some, but with the nice weather outside i noticed that when I'm driving and i lower the windows the bass becomes fuller and lauder and sounds better. Now this got me thinking, if there is not a lot of air volume in the z and i need to lower the windows for better SQ, would 2 subs working of the JL 1000.1 amp not improve anything since there is so little air space in the Z????? I still have chance to get my $$ for the 1000.1 Im thinking about just downgrading to 1 10w7 and a 500.1 amp. Let me know if anyone else ran into this dilemma.
The effect you are getting when opening the windows is that you are basically making your car in effect a ported box. You, being near the window, will see a certain gain there.
Also ... since the pressure is able to escape out the window, your backpressure and bass overlap are diminished, making it sound better to you.
Sell the other W7 ... its beyond more than enough for this car and you know it
Also ... since the pressure is able to escape out the window, your backpressure and bass overlap are diminished, making it sound better to you.
Sell the other W7 ... its beyond more than enough for this car and you know it
Originally Posted by JimRHIT
The effect you are getting when opening the windows is that you are basically making your car in effect a ported box. You, being near the window, will see a certain gain there.
Also ... since the pressure is able to escape out the window, your backpressure and bass overlap are diminished, making it sound better to you.
Sell the other W7 ... its beyond more than enough for this car and you know it
Also ... since the pressure is able to escape out the window, your backpressure and bass overlap are diminished, making it sound better to you.
Sell the other W7 ... its beyond more than enough for this car and you know it

bama350zMD i might sell it, 1 is brand new still.
2 Is Better! I just stepped up to 2 subs vs one and the difference is insane when the hatch is open. with one sub the sounds drops significantly when i open the hatch.
With 2 u can throw a party
With 2 u can throw a party
Last edited by Daewoo; Apr 5, 2005 at 11:54 AM.
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Originally Posted by JimRHIT
The effect you are getting when opening the windows is that you are basically making your car in effect a ported box. You, being near the window, will see a certain gain there.
Also ... since the pressure is able to escape out the window, your backpressure and bass overlap are diminished, making it sound better to you.
Sell the other W7 ... its beyond more than enough for this car and you know it
Also ... since the pressure is able to escape out the window, your backpressure and bass overlap are diminished, making it sound better to you.
Sell the other W7 ... its beyond more than enough for this car and you know it

what he said
Originally Posted by Th3Cleaner
I do belive you gain 3-7db (w/2) depending on the box. I am mostly likly wrong but I could be right :P
the coupling effect is 6+dB more output ... given you parallel them and they are close enough to compliment each other
Originally Posted by JimRHIT
the coupling effect is 6+dB more output ... given you parallel them and they are close enough to compliment each other
Id like to hear your system, yours is one of the few..
so would I ! ... j/k .. I blew something or other a few weeks ago ... oops 
I have been moving cross-town and got a new job, etc ... so I haven't even had time to fix the biatch ...
I roll around with my e5c's and my zen micro right now lol .. only one ear .. so I can still hear traffic

I have been moving cross-town and got a new job, etc ... so I haven't even had time to fix the biatch ...
I roll around with my e5c's and my zen micro right now lol .. only one ear .. so I can still hear traffic
Originally Posted by JimRHIT
so would I ! ... j/k .. I blew something or other a few weeks ago ... oops 
I have been moving cross-town and got a new job, etc ... so I haven't even had time to fix the biatch ...
I roll around with my e5c's and my zen micro right now lol .. only one ear .. so I can still hear traffic

I have been moving cross-town and got a new job, etc ... so I haven't even had time to fix the biatch ...
I roll around with my e5c's and my zen micro right now lol .. only one ear .. so I can still hear traffic

Originally Posted by JimRHIT
the coupling effect is 6+dB more output ... given you parallel them and they are close enough to compliment each other
a single twelve is going to sound a hell of a lot better than two 10's. Always has IMO....If you could fit two twelves in, that would sound even better. With that amount of cash though you could just get a single 15...but I highly doubt that will fit. Just got my Z like 2 or 3 weeks ago, so I don't really know its limitations that well.
I have a single 10 that has been claimed to be a 15" sub by listeners ... don't make blanket statements like that. In the general, sub $200 category it hold true .. but specialty subwoofer are a whole new animal.
It all depends on the driver and the installation
It all depends on the driver and the installation
2 Is Better! I just stepped up to 2 subs vs one and the difference is insane when the hatch is open. with one sub the sounds drops significantly when i open the hatch.



