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Second Skin Audio

How's this look, my next box possibly with new subs


all4spl

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Posted

So I got the itch to do something new, so I have been fiddling in Torres calc a while and came up with the following. *NOTE* It is a well known fact I am no ace at math, so if there is a mistake in the math/design please be kind and inform me, not flame me :/ .

Basic's are as follows;

b1.jpg

And the design layout is as follows;

b2.jpg

Current setup is same dimensions, with 2 SA 12s a single 6" aero port 12" long. Since I want something different was thinking of 2 PSI Platform 1 12s in this box, power is a SAZ1500D.

Input is appreciated.

Retired from SPL again....

2016 IASCA Truck/Trunk 2 Champion 151.8db

2016 IASCA Truck/Trunk 2 World Record Holder

 

Posted

Your # of common walls is not set to 2 and your port area is rather low for those subs.

Posted

Your port height should be 15.5 not 14.5 (either that or your height should be 16 not 17). And a lot of people like to put a "V" where the ports meet, not sure if that's too important though.

Posted

Your # of common walls is not set to 2 and your port area is rather low for those subs.

Ok, made that change the only thing it did was lower the tuning to 32.77Hz and the net volume increased to 3.94cuft. As for port area 11sqin per cuft is a little bit low but is it TOO little? The dimensions you see are my max 17x39.5x16 so just trying to keep it in that range.

Retired from SPL again....

2016 IASCA Truck/Trunk 2 Champion 151.8db

2016 IASCA Truck/Trunk 2 World Record Holder

 

Posted

Your port height should be 15.5 not 14.5 (either that or your height should be 16 not 17). And a lot of people like to put a "V" where the ports meet, not sure if that's too important though.

The port will be on the 16" face so 14.5 is correct, the subs and port face up in my hatch.

Retired from SPL again....

2016 IASCA Truck/Trunk 2 Champion 151.8db

2016 IASCA Truck/Trunk 2 World Record Holder

 

Posted

And just did a minor change, put the port to 3.5" width, 20" length. Tuning goes to 35.89Hz, 50.75sq in of port area. Hmmm, ugh....

Retired from SPL again....

2016 IASCA Truck/Trunk 2 Champion 151.8db

2016 IASCA Truck/Trunk 2 World Record Holder

 

Posted

Your port height should be 15.5 not 14.5 (either that or your height should be 16 not 17). And a lot of people like to put a "V" where the ports meet, not sure if that's too important though.

The port will be on the 16" face so 14.5 is correct, the subs and port face up in my hatch.

My bad then. Just from the sketchup, looked like they were firing forward.

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