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From: myers@hpfcdj.HP.COM (Bob Myers)
Newsgroups: sci.electronics
Subject: Re: CD's and digital audio (was Why I hate CDs)
Message-ID: <17660050@hpfcdj.HP.COM>
Date: 20 Mar 90 19:03:37 GMT
References: <38844@iuvax.cs.indiana.edu>
Organization: Hewlett Packard -- Fort Collins, CO
Lines: 14

>    I seem to remember this being some sort of bizarre copy protection
>scheme -- the DAT will refuse to record unless there are frequencies
>in this notch, and commercial stuff will be distributed with those
>frequencies cut out. It sounds too stupid to be true, but I've heard this
>several places (now including the net). Real flat response, uh huh ...

The "notch" was a PROPOSED copy protection scheme, now scuttled due to 
demonstrations that it was plainly audible.



Bob Myers  KC0EW   HP Graphics Tech. Div.|  Opinions expressed here are not
                   Ft. Collins, Colorado |  those of my employer or any other
myers%hpfcla@hplabs.hp.com               |  sentient life-form on this planet.