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size port for box

Printed From: the12volt.com
Forum Name: Car Audio
Forum Discription: Car Stereos, Amplifiers, Crossovers, Processors, Speakers, Subwoofers, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=54321
Printed Date: May 04, 2025 at 6:25 AM


Topic: size port for box

Posted By: aem7506
Subject: size port for box
Date Posted: April 20, 2005 at 9:48 PM

ok got 2 audiobahn high excursions 15's i have made a custom enclosure for the back of my durango my question is the box is 4 cu ft2 per chamber what size port can i use to get the most out of these subs. something round 29 hz maybe

all comments appreciated



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<<98 Mercury Mountaineer>>
"Sound"
Pioneer DEH7300
Pioneer 5/7 (4)
12'Kicker compvr (2)
900 Rockford Fosgate Amp (2)



Replies:

Posted By: Ravendarat
Date Posted: April 20, 2005 at 10:29 PM
Make you ports 4" inside diameter and 7.14 inches long to achieve 29 hz. Check the toolbar on the left and there is a port lenght calculator.

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double-secret reverse-osmosis speaker-cone-induced high-level interference distortion, Its a killer


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