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izder456



 •  4-year club

Collection Calculators Accessories

Quick facts:

  • Count: 14 graphing calculators (12 distinct models)
  • Total weight: ≈ 4.1 kg / 9 lbs.
  • By series: 14x TI (8x Z80, 2x 68k, 2x Nspire, 1x eZ80, 1x Other)
  • Oldest calculator: a TI-81 manufactured in March 1992
  • Newest calculator: a TI-84 Plus CE manufactured in January 2015
  • Achievements:
    • Total earned: 5 achievements


Model Factory Datecode HW Rev. Serial number Software version(s) Physical condition Extras Acquisition date Pic Comment
L 0115 pre-A 1013268803 Boot 5.0.0.0089 Base 5.3.0.0037 Fair Faceplate(s)
Faceplate(s) sister has in college
Edit : sister lost in college
K 0814 C 1255009372 Boot 1.01 Base 1.19 Fair Faceplate(s)
I 0995 R 36085619 10.0 Good Faceplate(s) Cyrillic "Я" imprinted on the back by previous owner
I 0800 pre-A 1053008420 19.006 Fair Faceplate(s) TI-82 Parcus
I 0502 A 1030011191 3.10 Fair Faceplate(s)
I 0392 A 0352384 1.8K Worn Faceplate(s)
I 0297 C 36123131 4.0 Good Faceplate(s)
P 0610 B 2068002918 ndless 3.9.0.463 Good Faceplate(s) Has rechargeable battery
P 0810 C 2078016304 ndless 3.9.0.463 Good Faceplate(s) Has rechargeable battery
I 1197 I 61210530 10.0 New Faceplate(s) won in auction
I 1295 V0400774 1.4 Good Faceplate(s)
I 1199 U 85418048 19.0 Good Faceplate(s) 83+ case revision
P 0213 P 2043006202 Boot 1.03 Base 2.55MP Worn Faceplate(s) 2020-06-24 missing battery cover; will buy new one