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dave1123


6-year club

Collection Calculators Accessories

Quick facts:

  • Count: 11 graphing calculators (10 distinct models)
  • Total weight: ≈ 3 kg / 6.6 lbs.
  • By series: 11x TI (7x Z80, 3x 68k, 1x Nspire)
  • Oldest calculator: a TI-81 manufactured in June 1994
  • Newest calculator: a TI-Nspire (Touchpad) manufactured in May 2010
  • Achievements:
    • Total earned: 5 achievements