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— United States
Scientific calculators are better than graphing, fight me
🏠 •  4-year club

Collection Calculators Accessories

Quick facts:

  • Count: 22 graphing calculators (16 distinct models) View collection picture
  • Total weight: ≈ 5.4 kg / 11.9 lbs.
  • By series: 12x TI (8x Z80, 2x eZ80, 2x 68k), 8x HP (5x ARM, 3x Saturn), 2x Casio
  • Oldest calculator: a TI-82 manufactured in September 1993
  • Newest calculator: a TI-84 Plus CE manufactured in April 2016
  • Achievements:
    • Total earned: 7 achievements


Model Factory Datecode HW Rev. Serial number Software version(s) Physical condition Extras Acquisition date Pic Comment
L 0416 C 1045002215 5.1.5.0019 Good Faceplate(s) 2015
I 0701 D 1491003558 2.05 Good Faceplate(s) 2018
P 0308 J 2485006504 3.10 New Faceplate(s) 2019
C 3CD61900XW 2.1.14425 New 2020
NewRPL
I 0796 I 45042508 10.0 Good 2022-06-04 No slide cover
N 0500 A 10705990 1.00 Fair 2022-06-13 Display ribbon cable replaced
S 0904 K 2276004495 1.6 Good 2022-06-13 No slide cover
I 0993 K 0972795 16.0 Good 2022-06-13 Minor spots on the display
I 0400 A 1192004902 Broken 2022-06-13 No slide cover
I 0993 C 0930028 Broken 2022-06-13
I 0100 K 1332014648 1.6 Good 2022-06-24
N 0504 G 104823196 1.00 New Manual(s) 2022-09-03
L 0416 C 1043007336 5.1.5.0014 Fair 2023-01-21 $16 at a thrift store
D 9CJ94400RY 2.1.14588 Good 2023-02-02 Missing battery door and slide cover
2706A01983 Good 2023-01-24