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Mysterione


2-year club

Collection Calculators Accessories

Quick facts:

  • Count: 18 graphing calculators (15 distinct models)
  • Total weight: ≈ 4.9 kg / 10.8 lbs.
  • By series: 15x TI (5x Z80, 5x Nspire, 3x eZ80, 2x 68k), 1x HP, 2x Casio
  • Oldest calculator: a TI-83 manufactured in August 1996
  • Newest calculator: a TI-84 Plus CE manufactured in January 2022
  • Achievements:
    • Total earned: 8 achievements


Model Factory Datecode HW Rev. Serial number Software version(s) Physical condition Extras Acquisition date Pic Comment
TI-Voyage 200
P 1209 K 2431002789 OS: 3.10 Good 2020
TI-Nspire (Clickpad)
P 0508 D 2066039219 OS: 1.3.2438 Boot1: 1.1.8916 Boot2: 1.1.8981 Good 2020
TI-83 Plus Silver Edition
I 0302 A 1140020790 Worn 2021 Bad flex cable
TI-Nspire CX CAS
P 1015 W 2545005838 OS: 4.5.4.48 Good 2016
TI-Nspire CX II CAS
M 0921 AO 4A12502155 OS: 5.4.0.259 Good 2022-03-25
TI-84 Plus CE
L 0116 A0 1135010935 OS: 5.3.1.0058 Good 2016 Has charging indicator & does not validate OS on boot.
TI-89 Titanium
S 0407 H 2376004249 OS: 3.10 Good 2021
HP 28C
2725A09199 Good
TI-83 Plus Silver Edition
S 0303 C 2084000916 Worn 2022-04-29 Bad flex cable
TI-83
I 0896 G 06548886 Poor 2022-05-02 Bad flex cable
Original design
TI-Nspire CAS (Clickpad)
P 1209 I 2268030348 3.9.0.463 Boot1: 1.0.1.8916 Boot2: 3.0.1.131 Good 2022-05-09
TI-84 Plus CE
L 0122 W 1017016011 5.4.0.0034 Good 2022-03-30 Does not have a charging indicator & validates OS on boot.
TI-83 Plus
Blue / Purple 
S 0403 D 2384044182 Worn 2022-04-22 Bad flex cable
Casio fx-CG50
C810AXC025965CB_61 3.60.0202 Good 2022
TI-84 Plus CE Python
Bright White 
L 0221 R 1025018918 OS: 5.6.0 Good Manual(s) 2022-12-09 Has charging indicator
TI-83 Plus Silver Edition
ViewScreen
I 0303 A 1220V03028 1.15 Good 2022-12-12
TI-Nspire (Touchpad)
Good 2022-12-20
Casio fx-9750GIII
White (-WE)
New 2022-12-17