Old tape densities

From: ss_at_allegro.com <(ss_at_allegro.com)>
Date: Wed Jan 27 17:02:32 1999

Eric writes:

> HP also has a proprietary 6250XC format that adds data compression. This
> was the forerunner of DDS-DC, the data compression used on 3.81mm DDS (DAT)
> cartridges.

The nice thing about that format is that the first record on a
compressed tape was written *uncompressed* with the data:
   "** Hewlett-Packard Precision Tape Compression **"
(without the quotes).

(Guess that's better than Imprecise Tape Compression :)

sieler_at_allegro.com
 
Received on Wed Jan 27 1999 - 17:02:32 GMT