[rescue] Big tape drives

[Scott Newell]

>> That are 15400 W!? This is a _lot_ for a tape drive. In fact that is
>> enough to power a smal supercomputer. (AFAIK the entire CDC Cyper 910
>> in Munich that is running every saturday needs about that.)
>
>   The TU78 moves tape at 150 inches per second read/write, 400 inches 
>per second rewind.  And it's a vacuum-column drive.

And it takes ~21 HP to do all that?  Whoa.

That's as much juice as a fair sized vertical machining center needs, as a comparison against machine tools.


newell