Article View: comp.ivideodisc
Article #429Re: CD (roms) question
From: Mark Quattrocchi
Date: Thu, 14 Jan 1988 21:38
Date: Thu, 14 Jan 1988 21:38
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1236 bytes
In article <10820001@hpsal2.HP.COM> hull@hpsal2.HP.COM (James Hull) writes: >> What exactly is the capacity of a standard size CD, both in bytes and >> in playing time for music (assuming a standard speed)? >> Nathan Glasser > >A CD can hold approximately 75 minutes of music (on one side). > >HP has a CD-ROM product which claims to hold "over 550 megabytes" on a >"three-mile long spiral track with a density of 16,000 tracks per inch". >The pictures in the brochure definitely show labeling on one side of the disc, >so I assume that only one side is being used for data. > > -- Jim Hull > hplabs!hpda!hull Both CD-ROM and WORM drives can hold between 500-750 meg depending on the manufacturer. It is expected within a year both will be able to hold 1 gig (double sided of course).
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Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!lll-winken!lll-lcc!ames!amdahl!oliveb!cygnet!mark From: mark@cygnet.CYGNETSYSTEMS (Mark Quattrocchi) Newsgroups: comp.ivideodisc Subject: Re: CD (roms) question Message-ID: <689@cygnet.CYGNETSYSTEMS> Date: 14 Jan 88 21:38:58 GMT References: <7813@eddie.MIT.EDU> <10820001@hpsal2.HP.COM> Reply-To: mark@cygnet.UUCP (Mark Quattrocchi) Organization: Cygnet Systems -- Sunnyvale, CA Lines: 17