Sub Box Problems? 33Hz

[madmodz]

Hi, im looking to build a box to spec for a 900w Rms 12" woofer. It needs to be 2.5 cu.ft, ported, and tuned to 33hz

Anyone know how to work out the dimensions of the box, or how to design it?

Ive googled it, but not come up with much

 

[fil_b]

RE have or had a box calculator to build these type of box's

will look

 

[fil_b]

http://www.reaudio.com/speaker_box/LPort_Box_Calc.html

found it

 

[madmodz]

Top stuff, thank you.

 

[Alpine_motorsport]

trying to get your female passengers off??????

 

[Mike_182]

Haha! At least I'm not the only geek that noticed!