QIC-24 data analysis
Jay Jaeger
cube1 at charter.net
Sun Aug 16 23:20:24 CDT 2015
On 8/16/2015 6:29 PM, Chuck Guzis wrote:
> On 08/16/2015 03:20 PM, Jay Jaeger wrote:
>
>> One issue with the capstan idea, though, would be direction.
>> Capstans really want to pull. Not very good a pushing. ;) So if
>> you did that, and you wanted to direction operation (required if you
>> can't stream the entire tape), then you'd need two sets of capstans
>> like the big IBM and the like 7 and 9 track tape drives had.
>
> Or CDC... :)
>
> Or maybe just a tachometer and let the reel motors do the work. QIC
> data is pretty much self-clocking (but for those HP 2-track drives).
>
Exactly.
> Still mulling it over--the number of QIC cartridges I've had to handle
> has gone down substantially over the years.
>
> --Chuck
>
>
More information about the cctech
mailing list