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Article #7972Re: ..but what about _output_ filtering for D/A's?
From: rosentha
Date: Thu, 25 Oct 1990 18:39
Date: Thu, 25 Oct 1990 18:39
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Can a 20 and 21khz tone combine to give an audible difference frequency? Yes they can, if they are loud enough. The ear has some nonlinearity and should mix the two signals down to a kiloherz.
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!know!zaphod.mps.ohio-state.edu!usc!elroy.jpl.nasa.gov!lll-winken!unixhub!shelby!rosentha@sierra From: rosentha@sierra.STANFORD.EDU (rosentha) Newsgroups: sci.electronics Subject: Re: ..but what about _output_ filtering for D/A's? Message-ID: <88@sierra.STANFORD.EDU> Date: 25 Oct 90 18:39:23 GMT References: <1319@beguine.UUCP> <17660121@hpfcdj.HP.COM> <7486@eos.arc.nasa.gov> Organization: Stanford University Lines: 4