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Date: October 16, 2009 at 16:30:30
From: JC, [99-164-77-30.lightspeed.rcsntx.sbcglobal.net]
Subject: Re: 19 Hz Subwoofer -quarter wavelength tuned pipe


Maybe a quarter wavelength tuned pipe would work well.

Most hardware stores carry various diameters of cardboard tubes called sonotubes used as concrete forms. Cheap and easy, but not certain what lengths they are available in.


Moderated By: brian@diysubwoofers.org


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