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From: craig@hp-lsd.HP.COM (Craig McCluskey)
Newsgroups: sci.electronics
Subject: Re: Re: ShowScan
Message-ID: <7600021@hp-lsd.HP.COM>
Date: 31 Jan 89 17:52:50 GMT
References: <18060@glacier.STANFORD.EDU>
Organization: HP Logic Systems Division - ColoSpgs, CO
Lines: 12

> How much bandwidth is it?  Well, a 70mm film frame is generally considered
> to be about 6000 by 8000 pixels.  So 60fps x 256 levels x 3 colors x 6000 x
> 8000 = 2.2*10^12 bits/sec, or an uncompressed data rate of about two
> terabaud.

256 levels = 8 bits

therefore,

    60 x 6000 x 8000 x 8 x 3 = 6.9 E 10, or 69 gigabits/sec

Craig