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<blockquote data-quote="Luke Robinson" data-source="post: 132172" data-attributes="member: 853">Re: No compromises front loaded double 18” cabI finally Plugged in some numbers, After fooling around with dimensions, it seemed like a 48x22.5x30 box would work well, with a port design similar to the one on the Eighteen sound box design. for the purposes of the software I used a rectangular port, but i will adjust the geometry of the port to be two trapezoids with the same surface area of the 21x4 rectangle. I started with the 18SW100, then the 18SW115, and Decided to try out a couple of Faital Pro models.So keeping the box this size it looks like the B&amp;C 18SW100 and the Faital 18HP1013 are the front runners. I am guessing that I would need a bigger box for the other two drivers, and I really don&#039;t want to have to move something bigger than that. The B&amp;C looks like it will get a little louder, and have better performance from 60-100hz, but the Faital will go a bit lower, but have a little peak around 45-50hz, and might not get quite as loud. it May however not require as much amp power as the B&amp;C to get to an acceptable level.I think that I am going to order up 2 of each driver and build a pair of boxes as soon as time allows. The model is only going to tell me so much. Hearing is believing. As soon as I have a winner I will be building 12-20 boxes over the winter. [ATTACH]153864[/ATTACH]</blockquote>

[QUOTE="Luke Robinson, post: 132172, member: 853"] Re: No compromises front loaded double 18” cab I finally Plugged in some numbers, After fooling around with dimensions, it seemed like a 48x22.5x30 box would work well, with a port design similar to the one on the Eighteen sound box design. for the purposes of the software I used a rectangular port, but i will adjust the geometry of the port to be two trapezoids with the same surface area of the 21x4 rectangle. I started with the 18SW100, then the 18SW115, and Decided to try out a couple of Faital Pro models. So keeping the box this size it looks like the B&C 18SW100 and the Faital 18HP1013 are the front runners. I am guessing that I would need a bigger box for the other two drivers, and I really don't want to have to move something bigger than that. The B&C looks like it will get a little louder, and have better performance from 60-100hz, but the Faital will go a bit lower, but have a little peak around 45-50hz, and might not get quite as loud. it May however not require as much amp power as the B&C to get to an acceptable level. I think that I am going to order up 2 of each driver and build a pair of boxes as soon as time allows. The model is only going to tell me so much. Hearing is believing. As soon as I have a winner I will be building 12-20 boxes over the winter. [ATTACH=CONFIG]153864.vB5-legacyid=11182[/ATTACH] [/QUOTE]

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