part circle port calculation

jayam000 · 27th February 2010, 03:36 AM

I want to make one subwoofer from Tube. Want to make port in tube as shown in pic. But how to find the port surface area? This is required to calculate port length required.

planet10 · 27th February 2010, 04:01 AM

angle in radians.

dave

jayam000 · 27th February 2010, 06:08 AM

Thanks u very much planet 10.

27th February 2010, 04:01 AM	#2
planet10 frugal-phile(tm) diyAudio Moderator Join Date: Oct 2001 Location: Victoria, BC, NA, Sol III Blog Entries: 4	angle in radians. dave __________________ community sites t-linespeakers.org, frugal-horn.com ........ commercial site planet10-HiFi p10-hifi forum here at diyA

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27th February 2010, 06:08 AM	#3
jayam000 diyAudio Member Join Date: Apr 2009	Thanks u very much planet 10.

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