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Pi Time


 •  5-year club

Collection Calculators Accessories

Quick facts:

  • Count: 24 graphing calculators (14 distinct models)
  • Total weight: ≈ 6.5 kg / 14.3 lbs.
  • By series: 23x TI (17x Z80, 4x 68k, 1x eZ80, 1x Other), 1x Casio
  • Oldest calculator: a TI-81 manufactured in September 1990
  • Newest calculator: a TI-83 Plus manufactured in July 2020
  • Achievements:
    • Total earned: 7 achievements