Please consider a donation to the Higher Intellect project. See https://preterhuman.net/donate.php or the Donate to Higher Intellect page for more info.

Apple 3.5 Drive

From Higher Intellect Vintage Wiki
Jump to navigation Jump to search
Applediskdrive.jpg

Small in size but large in power, the Apple 3.5 Drive stores 800K of data on a single 3.5-inch disk. It's a flexible, economical choice for owners of Macintosh Plus, Macintosh SE, and Apple IIGS personal computers who want high-capacity storage at an afford­able price.

Specifications

Recording media:

  • Disk diameter: 3.5 inches
  • Recording surfaces: 2
  • Tracks per inch: 80

Capacity:

  • Formatted data capacity: 800 kilobytes
  • Unformatted data capacity: 1,246 kilobytes

Drive characteristics:

  • Seek time (track to track): 6 milliseconds maximum
  • Settle time: 30 milliseconds maximum
  • Drive startup time: 600 mil­liseconds maximum

Head position accuracy:

  • ±0.035mm

Size and weight:

  • Height: 2.01 in. (51 mm)
  • Width: 4.72 in. (120 mm)
  • Depth: 7:87 in. (200 mm)
  • Weight: 2.8 lb. (1.3 kg)

See Also