Article View: sci.physics
Article #7805Re: noise cancellation
From: t blakely
Date: Thu, 04 May 1989 16:37
Date: Thu, 04 May 1989 16:37
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1249 bytes
In article <2283@mace.cc.purdue.edu> du4@mace.cc.purdue.edu (Ted Goldstein) writes: >All this talk about cancelling the muffler noise of a car has reminded me >of a study of highway noise I once read (sorry I don't remember where). >The conclusion they arrived at was that most noise coming from >a highway is from car TIRES on the road surafce, and not engine noise. That's mostly the case. However for a small (but not tiny) percentage of vehicles, most of the noise is the "thump...thump...thump" of the bass from the overpowered stereo. I guess that as exposure to loud music (loud to drown out tire noise?) goes on, you just have to keep turning it up.
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!uflorida!unf7!tfb From: tfb@unf7.UUCP (t blakely) Newsgroups: sci.physics,sci.electronics Subject: Re: noise cancellation Message-ID: <170@unf7.UUCP> Date: 4 May 89 16:37:04 GMT References: <723@wucs1.wustl.edu> <7260@fluke.COM> <453@corpane.UUCP> <739@wucs1.wustl.edu> <20031@srcsip.UUCP> <859@prlhp1.prl.philips.co.uk> <482@atlas.tegra.UUCP> <17419@cup.portal.com> <2283@mace.cc.purdue.edu> Reply-To: tfb@unf7.UUCP (t blakely) Distribution: na Organization: University of North Florida, Jacksonville Lines: 12