1" paper tape buy ?

[John Floren]

I thought 80-column cards were 80 bytes? One byte per column? I've
never actually used them, so if somebody could explain to me that
would be interesting.

Still, a ridiculously large number of cards :)

On Thu, Feb 26, 2009 at 4:11 PM, Mike Loewen
<mloewen at cpumagic.scol.pa.us> wrote:
> On Thu, 26 Feb 2009, Gordon JC Pearce wrote:
>
>> Didn't someone once work out that to store a single MP3 you'd need a stack
>> of 80-column cards ten miles high?
>
>   Assuming a 6MB MP3 file and 40 bytes per card:
>
>   6 * 1048576 = 6291456 bytes
>   / 40 bytes per card = 157286.4 (157285) cards
>   * .178mm card thickness = 27996.73 mm high
>   / 25.4mm per inch = 1102.233465 inches
>   / 12 =  91.85278871 (91.85) feet
>
>
> Mike Loewen                             mloewen at cpumagic.scol.pa.us
> Old Technology  http://sturgeon.css.psu.edu/~mloewen/Oldtech/
>



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