surface area of port for 15"XXX

[bobo244 10+ year member]

I got 5.3 cubes of internal volume before speaker and port displacements.

I wanna tune it low, between 28-30 hz. It is going to be a slot port and I was wondering how many in^2 of surface area i would need for the port?

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[Moe Lester 10+ year member]

I would give it 75 //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

 

[DBfan187 5,000+ posts]

use the equation in my sig for min. port area.