View Full Version : Need some calculation help
12-24-2002, 02:52 AM
ok, my box is going to be 2 separate chambers, each with an internal volume of 2.65 after sub displacement. I want to tune it to 36 Hz, and preferably 3" PVC ports, how long shall they be? Jmac I know you can help me out with this one...
12-24-2002, 03:46 AM
Everything in my sig...and thats the vol. after sub disp. but before port, i dont know how much port disp is, im guessing around .075 cu ft?? I dont know, I'm truly lost right now
12-24-2002, 03:53 AM
Can ya tell me how long theyd have to be? and should i just make a sloted port instead?
12-24-2002, 04:08 AM
Ok, right now im lookin at like 20H x 34 W x 18 D, volume of 5.74 before any displacements, 5.22 after sub displacement, what dimensions should I make the slot if I have one common chamber?
12-24-2002, 03:28 PM
THANK YOU THANK YOU THANK YOU THANK YOU JMAC :D :D :D :D
12-24-2002, 03:45 PM
Wiat, I'm lost, how would that port fit in the box?
12-24-2002, 03:51 PM
Ok, you're saying that the port is 3.25" high, 18.5" across, and 23" deep?
12-24-2002, 03:57 PM
Ahh, sounds like fun, thanks a lot for your help man, I'm gonna send you some x-mas cookies or somethin:D