Quick facts:

  • Count: 3 graphing calculators (2 distinct models), 0 of which are prototypes
  • By series: 2x TI-68k, 1x TI-eZ80
  • Oldest calculator: a TI-89 Titanium manufactured in March 2008
  • Newest calculator: a TI-89 Titanium manufactured in April 2020
  • Achievements:
    • Total earned: 1 (among which 0 feat of strength achievements and 0 secret achievements)

Calculator model Factory Datecode HW Rev. Serial number Software version(s) Physical condition Extras Acquisition date Pic Comment
M 0420 R 4521003820 3.10 New Faceplate(s) 2021 Replacement after I lost my other 89, (which I found).
P 0308 J 2481006939 Good Faceplate(s) 2009 My first graphing calculator, Gift from my father (used to be his). Mint condition besides incredibly faint yellowing.
TI-84 Plus CE
Matte-matic Black 
L 0120 N 1016011123 Good Faceplate(s) 2020 A bit dingy.