9 track capacity

From: Jim Arnott <jrasite_at_eoni.com>
Date: Sat Jun 29 20:55:47 2002

Thanks. That's what I was looking for. Just general info. IIRC, back
when I was caring for a pdp 11/44 the RA-80 drive would *just* backup
onto one reel.

Thanks again.

Jim

Patrick Finnegan wrote:
> On Sat, 29 Jun 2002, Jim Arnott wrote:
>
>
>>Help, I've forgotten. What's the storage capacity of a 1200' 9 track
>>magtape.
>
> k
> That depends upon the density you're writing it at. For example, at
> 6250bpi, you should get about 85MB -- 6250bpi x 12ft/in x 1200ft =
> 90x10^6. 1200bpi will get you 1200 x 12 x 1200, about 16.4MB.
>
> -- Pat
>
> .
>
Received on Sat Jun 29 2002 - 20:55:47 BST