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CVSoft

Brandon Longo — USA
TI-81 and TI-82 collector
 •  8-year club  •  Admin

Collection Calculators Accessories

Quick facts:

  • Count: 35 graphing calculators (14 distinct models), 9 of which are prototypes
  • Total weight: ≈ 9 kg / 19.8 lbs.
  • By series: 35x TI (29x Z80, 4x 68k, 2x Nspire)
  • Oldest calculator: a TI-81 manufactured in June 1990
  • Newest calculator: a TI-83 Plus manufactured in May 2021
  • Achievements:
    • Total earned: 17 achievements (3 feats of strength and 2 secret achievements)