Avatar

Ronan_Calculators

Texas, USA
I am the one who calculates

Collection Calculators Accessories

Quick facts:

  • Count: 19 graphing calculators (15 distinct models), 1 of which is a prototype
  • Total weight: ≈ 5.2 kg / 11.5 lbs.
  • By series: 19x TI (12x Z80, 2x Nspire, 2x 68k, 2x eZ80, 1x Other)
  • Oldest calculator: a TI-81 manufactured in February 1993
  • Newest calculator: a TI-84 Plus CE manufactured in January 2023
  • Achievements:
    • Total earned: 12 achievements


Model Factory Datecode HW Rev. Serial number Software version(s) Physical condition Extras Acquisition date Pic Comment
TI-81
I 0293 B 02091389 1.8K Good 2024 First brick style calc
TI-85
I 0195 G 25066380 9.0 Fair 2024
TI-82
ViewScreen
I 0295 Q VS281311 18.0 Fair 2024 Dead lines
TI-82
I 0995 R 35041982 19.0 Worn 2024 Dead lines
TI-80
I 0595 B 05046837 4.0 Poor 2024 Dead lines, Name carved
TI-82
I 0893 J 0847623 16.0 Worn 2024 Dead Lines
TI-Nspire CAS+ Proto
S 1006 PVT1.1 01258 Boot 526, Version 554 Good 2024
TI-Nspire CX CAS
P 0612 E 2161001033 3.9.1.38 Worn 2024 The infamous CX scratch
TI-84 Plus Silver Edition
P 0511 R 2869000157 Fair 2024
TI-92
ViewScreen
I 0396 pre-A V0711847 1.01 Good 2024 Missing some rubber feet, overall good condition
TI-89 Titanium
P 0416 R 2305005677 Worn 2024 Lines on display
TI-73 Explorer
ViewScreen
I 0403 C 1604V00931 1.60 Fair 2024 Initials carved
TI-73
I 0798 pre-A 03606264 Fair 2024 Name written on back
TI-84 Plus
P 0510 N 2749073531 Worn Box, Manual(s), CD(s) 2024 Broken Battery Cover
TI-82 STATS
Black
P 0714 H 2984005302 1.11 Good 2024 Almost flawless, no dead lines
TI-84 Plus CE
Bionic Blue 
L 0520 O 1056013017 5.4.0.0034 Fair 2020 My first calculator, got me through 8th and 9th grade
TI-82
I 0394 L 15003957 Good Manual(s) 2024
TI-82 Plus
K 0714 C 1065012830 FairHosted by Adriweb 2024-07-08
TI-84 Plus CE
Matte-matic Black 
L 0123 AA 1017020891 Good 2023