  (FDC ǡ®)
  ޥܡɤ FDC Ȥȹ礻ˤäƤϡ FDC  
  ơסɥ饤֤ȹ礻 ftape ǹ®٤ư
  ʤȤޤξ硢ֲ٤ΥХΥ顼
  ǡ®٤ޤפȤåȺǽŪ 
  ftape Υǡ®٤θη٤ƻԤ뤳Ȥ˽
  魯Ǥ礦

  ξ硢ơסɥ饤֤ǹ®٤ư褦Ȥɬ
  פʤȤȤä ftape Τ餻뤳Ȥ˾ޤ
  Ǥ褯狼ʤС̵ʤ
  2000 bits/sec ΤޤޤˤƤƤ

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