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RE: Alternatives to Minidiscs - or bats again

Subject: RE: Alternatives to Minidiscs - or bats again
From: "Graham M Smith" <>
Date: Wed, 24 Mar 2004 18:44:53 -0000
Marty,

Many thanks, that is useful,

Graham

> -----Original Message-----
> From: Marty Michener 
> Sent: 24 March 2004 18:10
> To: 
> Subject: RE: [Nature Recordists] Alternatives to Minidiscs - or bats
> again
>
>
> At 05:24 PM 3/24/2004 +0000, you wrote:
> >Raimund,
> >
> >Thanks, Have you any idea of how many hours of uncompressed WAV file, th=
e
> >20gb and 40gb models will hold - I don't seem able to find that
> on the web
> >site.
> >
> >Graham
>
> Dear All:
>
> File sizes of uncompressed PCM files can be computed roughly from first
> principles:
>
> sampling at 44,100 per second, in stereo x2, 16 bits (=3D2 bytes) =3D 176=
,400
> bytes per second.
> x 60 =3D  10,584,000 per minute -- call it an even ten megs.
>
> So a 10 gig disc would hole 1000 minutes
> 20 gig would be 2000 minutes, about 16 hours,
> 40 gig would be 4000 minutes, about 32 hours, etc.
>
> I send my best regards,
>
> Marty Michener
> MIST Software Assoc. Inc.
> P. O. Box 269,
> Hollis, NH      03049
>
>
> Graminoids - a new book for naturalists who have never been able to
> identify sedges and grasses.
> http://www.enjoybirds.com/HomePublishing/PubHome.htm#gram
>
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> "Microphones are not ears,
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