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Date: March 12, 2008 at 19:29:43
From: Freq Freak, [24-159-201-150.dhcp.roch.mn.charter.com]
Subject: Re: Differens between home sub and car sub.


Car subs are usually much 'stiffer' in suspension (Qms and Qes), they are tuned higher to produce more mid-bass BECAUSE: the car's cabin acts as a pressure vessel, actually giving 'cabin gain' to enhance the low frequencies.
You can have any two of three things: extreme lows, extreme efficiency (low power input required to produce high spl's), or extremely small. To get small and loud, they sacrifice the low end extension of the drivers.

A home audio driver will normally be tuned lower, because that 'cabin gain' effect doesn't start until much lower frequencies in larger spaces.

Freq Freak


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