At 01:54 PM 7/18/02 , Douglas Trainor wrote:
>Because in reality tape drive heads can drift over time, so you might have
>drifted away from a non-proprietary setup, and then the effect is the same.
DLTs have a special "calibration" section at the head of the tape. Upon a
mount for read, the drive will re-read that section and scootch the head up
or down until it gets a good read. Another of the reasons the DLT
consortium claims a 30 year archival life.
-crl
--
Chad R. Larson (CRL22) chad@eldocomp.com
Eldorado Computing, Inc. 602-604-3100
5353 North 16th Street, Suite 400
Phoenix, Arizona 85016-3228