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Lionel Debroux

Lionel Debroux — France
 •  7-year club

Collection Calculators Accessories

Quick facts:

  • Count: 7 graphing calculators (7 distinct models), 1 of which is a prototype
  • Total weight: ≈ 1.8 kg / 4 lbs.
  • By series: 6x TI (2x 68k, 2x Nspire, 1x eZ80, 1x Z80), 1x Zero
  • Oldest calculator: a TI-89 manufactured in April 2000
  • Newest calculator: a TI-Nspire CX II-T CAS manufactured in December 2018
  • Achievements:
    • Total earned: 7 achievements