David Chapman wrote:
> OK, the answer is 500 !
>
> Or to put it another way the track density is 5000 tracks per
milimetre.
>
> Makes you wonder how they ever work at all !
Your 80gsm paper is 1mm thick?!
Jim
Comments to the Webmaster are always welcomed, please use
this contact form
. Note that as this site is a mailing list archive, the Webmaster has no control
over the contents of the messages. Comments about message content should be directed
to the relevant mailing list.