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Bill_0531the full-time collector

— California
8th grader

Collection Calculators Accessories

Quick facts:

  • Count: 117 graphing calculators (30 distinct models), 1 of which is a prototype View collection picture
  • Total weight: ≈ 32 kg / 71 lbs.
  • By series: 110x TI (84x Z80, 15x Nspire, 7x 68k, 4x eZ80), 4x HP (2x ARM, 2x Saturn), 2x Casio (1x SH3, 1x Other), 1x Sharp
  • Oldest calculator: a TI-81 manufactured in September 1990
  • Newest calculator: a TI-84 Plus CE-T Python Edition manufactured in August 2021
  • Achievements:
    • Total earned: 28 achievements (1 secret achievement)


Model Factory Datecode HW Rev. Serial number Software version(s) Physical condition Extras Acquisition date Pic Comment
S 0407 pre-A 2016000478 os:3.9.0.463 boot1:1.1.8916 boot2:3.0.1.131 Worn 2023-08-05 $15 find at the flea market (PCB pic included)
P 1016 Y 2655012302 4.5.4.48 Fair 2023-07-09 Free!
P 0314 O 2133004097 3.10 Good 2023 $10 flea market find
S 0506 F 2274024457 Worn 2023 heavily yellowed and $10 flea market find
? C 9CJ7370FFH Good 2023 Free!
L 0920 Q 1095001029 5.8.0.0022 Fair 2023 Free! (PCB pic included)
1995 ID82601935 Worn 2023 $20 for 38g, 10bII and a sharp el 6250 at flea market, I love it.
362BW72KA896601 02.09.0301 (flashed 9860) Good 2022 My first graphing calc for $5 at flea market! (PCB pic included)
L 0217 AB 1023088068 Good 2023 $20 flea market find
I 0399 O 40652977 Good Free!
I 0195 Q 27061526 Broken school property
I 0399 O 40648922 Worn school property
I 0399 O 40646919 Fair school property
N 0600 A 118022164 Good school property
I 0696 R 44014918 Good Free!
I 0399 O 40646072 Fair Free!
I 0299 K 22200420 Good Free!
S 0705 F 2654061015 Fair Free!
I 0399 O 40653716 Fair Free!
S 1102 C 2334014748 Good Free!
I 0399 O 40646081 Fair Free!
I 0399 O 40653278 Good Free!
I 0399 O 40648881 Good Free!
I 0399 O 40646077 Broken Free! stuff on screen
I 0399 O 40653710 Good Free!
I 0399 O 40653226 Good Free!
I 0399 O 40648873 Good Free!
S 1202 C 2344012887 Good Free!
S 1202 C 2344012891 Good Free!
S 0402 C 2262237929 Fair Free!
I 0399 O 40653717 Good Free!
I 0399 O 40648924 Good Free!
I 0399 O 40653715 Good Free!
I 0399 O 40653396 Good Free!
I 0399 O 40646090 Good Free!
I 0399 O 40646083 Good Free!
I 0399 O 40646082 Good Free!
I 0399 O 40648915 Good Free!
I 0399 O 40646095 Good Free!
I 0399 O 40652971 Good Free!
I 0399 O 40648919 Good Free!
I 0399 O 40653381 Good Free!
I 0399 O 40648918 Good Free!
I 0399 O 40646080 Fair fixed!
K 0614 H 1174107586 Fair fixed!
L 0519 M 1055004313 Worn barely working
M 0119 AG 4899029052 Good very nice looking (comes with 3rd party case)
K 0614 H 1174107680 Broken boot loop
N 0218 AC 3805001721 Worn rear pin cover stuck
9CJ707002V Broken won't turn on unless plugged in
L 0821 T 1085004391
n/a Fair 2023-09-27 the screen is tiny but it fits in my pencil case nicely
2825A06933 Fair 2023-09-29 a whole row of keys won't work and the battery cap is broken
I fixed it!
I 0192 pre-A 0112947 Good 2023-09-30
I 0593 pre-A 0524342 Worn 2023-09-30 engraved
P 0610 B 2068032623 3.9.0 Good 2023-09-30
P 0508 D 2066045414 Good 2023-09-30 comes with 84 keypad
S 0507 pre-A 2016003610 Broken 2023-09-30 no power
S 0904 A 2075008099 Worn 2023-09-30
P 0508 D 2066047874 Broken 2023-09-30 teared display cable
I 0299 A 09029486 Poor 2023-09-30 no power
Fixed!
I 0399 B 10002803 Worn 2023-09-30 no power
Fixed!
I 0896 g 06528678 Broken 2023-09-30 no power
I 1196 H 10015728 Worn 2023-09-30 leaked battery, one line low contrast
I 0598 I 30668727 Worn 2023-09-30
I 1198 L 36671804 Broken 2023-09-30 no power
I 0398 H 27105233 Broken 2023-09-30 engraved and dead
I 0398 H 27482161 Worn 2023-09-30
S 0306 F 22540361334 Fair 2023-09-30 no power
Fixed!
S 0306 F 2254082020 Fair 2023-09-30 leaked batteries
S 0405 D 2155110700 Fair 2023-09-30 no power
fixed!
S 1204 A 2104021547 Worn 2023-09-30 no power
Fixed!
S 1204 A 2105000254 Fair 2023-09-30 no power
fixed!
S 1204 A 2104023323 Fair 2023-09-30 no power
fixed!
S 1204 A 2104021448 Worn 2023-09-30 no power
fixed!
S 1204 A 2104021772 Worn 2023-09-30 no power
S 1204 A 2104021621 Broken 2023-09-30 no power
Fixed!
S 1204 A 2104023328 Fair 2023-09-30 no power
fixed!
S 1204 A 2104023325 Fair 2023-09-30 no power
fixed!
S 1204 A 21052000402 Fair 2023-09-30 leaked battery
P 0508 D 2066047781 Broken 2023-09-30 teared screen cable
P 0508 D 2066055502 Fair 2023-09-30
M 0420 AL 4A02007503 5.1.3 Good 2023-10-06 Very new and in perfect condition!
I 1199 A V1401813 Fair 2023-10-06
I 0102 pre-A 1084V02750 Good 2023-10-06
I 1295 R VS382141 Fair 2023-10-06 missing sliding case
K 0614 H 1174107690 Fair 2023-10-06 screen scratched, missing sliding case
P 0315 V 2475015872 Fair 2023-10-06 needs a new os
P 0615 V 2509004519 Worn 2023-10-06 screen is scratched but otherwise fine
S 1204 A 2104021587 Fair 2023-10-06 needs a new os
I 0990 pre-A 0938390 1.1K Fair 2023-10-06 made in 1990!
I 0192 pre-A 0177537 1.6K Fair 2023-10-06
I 0192 pre-A 0177538 1.6K Fair 2023-10-06
I 0192 pre-A 0182803 1.6K Fair 2023-10-07
S 1103 D 2194000055 1.6 Good 2023-10-07 no power
Fixed!
S 1103 D 2194000063 Broken 2023-10-07 screen is solid black
S 1103 D 2194000065 Broken 2023-10-07 gibberish on screen
S 1103 D 2194000061 Broken 2023-10-07 gibberish on screen
2G042152 Worn 2023-10-07
I 0196 I 37034359 Worn 2023-10-07
L 0821 T 1085002142 Broken 2023-10-20 doesn't power on
K 0214 G 1134010102 Fair 2023-10-20 doesn't power on
Fixed!
S 0904 E 2554013810 Good 2023-10-24 Free! saved from the bins
I 0399 O 40648927 Worn 2023-10-24 scratched, engraved, Free! saved from the bins
S 0507 H 2395086533 Good 2023-11-03 Free from math teacher!
P 0514 O 2375023886 Broken 2023-11-30 wouldn't turn on
I 0593 pre-A 0524462 Worn 2023-11-30 engraved, screen tinted
I 0397 H 15651274 Poor 2023-11-30 someone spray painted the heck out of this
I 0396 I 40843318 Worn 2023-11-30 engraved
I 0596 I 43004000 Poor 2023-11-30 heavily engraved and scratched
0596 6557 Broken Manual(s) 2024-01-11 Signs of battery leak, $5 from craigslist, French manual
P 0508 M 2518059699 Good owned my Desdemona, not me. grey faceplate.
I 0994 R 23052747 Fair 2024-03-10 free!
P 0610 B 2068005833 Poor 2024-04-04 works, barely
3.10 Good 2024-04-14
I 0899 pre-A V0400061 Good 2024-04-14
I 0502 A 1030007862 cant read, screen is busted. Broken 2024-04-14 turns on, screen is unreadable