🚀 go-pugleaf

In article <1993Jan2.192357.22165@digi.lonestar.org> kgallagh@digi.lonestar.org (Kevin Gallagher) writes:
>In article <rreiner.725841329@yorku.ca> rreiner@nexus.yorku.ca (Richard Reiner) writes:
>>hwrvo@kato.lahabra.chevron.com (W.R. Volz) writes:
>>
>>>Someone mentioned that the Colorado 250 mb tape backup
>>>was really a 125mb tape system with compression software
>>>and CMS hoped to get 2:1 compression. Is this for real??
>>>If so, why can't I buy a CMS 125mb drive and use Norton
>>>Backup to get the same thing.
>>
>>Probably because the 125 is really a 60MB drive with data compression
>>software...
>>
>>This appears to have become standard practice in the PC tape drive
>>industry.  IOMega sells a series of "250" drives that use DC2120 -- i.e.
>>120MB -- tapes, with a bundled copy of Central Point Backup doing the
>>compression.  Irwin and CMS label their stuff the same way.
>
>The Jumbo 120 and Jumbo 250 use different encoding schemes on the tape.  The
>250 encoding scheme succeeds in squeezing about 125 MB of data onto a DC2120
>tape.  The Jumbo 120 can get about 60 MB of data onto a DC2120.  
>
 
The DC2120 has more tracks and is longer than the DC2000 catridges.
-- 
Timothy Hu timhu@ico.isc.com	 | The intelligence (or lack of) expressed
Interactive Systems Corporation  | above does not necessarily reflect the
Resource Solutions International | that of anyone else.