In article <4C447151.12348.1B912DB at cclist.sydex.com>,
    "Chuck Guzis" <cclist at sydex.com>  writes:
  On 19 Jul 2010 at 16:22, Richard wrote:
  The belt is not necessary to read data from the
tape, only to keep the
 two reels in the cartridge moving together.
 This is similar to the 9/7-track reading device: there are no takeup
 and feeder reels as they are normally present in a working drive.  The
 tape is not pulled over the read head under tension.   
 Do you mean the system used in vacuum-column 7/9 track drives? 
Nope.
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