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CVSoft

Brandon Longo — USA
TI-81 and TI-82 collector
 •  8-year club  •  Admin

Collection Calculators Accessories

Quick facts:

  • Count: 35 graphing calculators (14 distinct models), 9 of which are prototypes
  • Total weight: ≈ 9 kg / 19.8 lbs.
  • By series: 35x TI (29x Z80, 4x 68k, 2x Nspire)
  • Oldest calculator: a TI-81 manufactured in June 1990
  • Newest calculator: a TI-83 Plus manufactured in May 2021
  • Achievements:
    • Total earned: 17 achievements (3 feats of strength and 2 secret achievements)


Model Factory Datecode HW Rev. Serial number Software version(s) Physical condition Extras Acquisition date Pic Comment
TI-82 Proto
I 0593 0510572 ROM 3. Good
TI-82 Proto
I 0593 0521585 ROM 4* Fair
TI-82 Proto
I 0593 0529196 ROM 7* Good
TI-82 Proto
I 0693 0608697 ROM 8.0 Good
TI-82 Proto
I 0693 0623045 ROM 9.0 Good
TI-82 Proto
I 0693 E 0615716 ROM 10.0 Fair
TI-82
I 0793 F 0710606 ROM 10.0 Good Mask ROM
TI-82 Proto
I 0693 H 0605463 ROM 12.0 Good
TI-82 Proto
I 0793 I 0700077 ROM 15.0 Good
TI-82
I 0893 K 0873670 ROM 16.0 Worn No longer boots
TI-82
I 1194 Q 25069403 ROM 18.0 Broken
TI-81
I 0690 pre-A 0600008 ROM 1.0 Worn
TI-81
I 0790 pre-A 0719871 ROM 1.1 Good
TI-81
I 0392 A 0304593 ROM 1.6K Good With backup battery
TI-81
I 1292 B 1210793 ROM 1.8K Fair With backup battery and STN LCD
TI-81
I 0893 D 0804828 ROM 2.00 Broken Ribbon cable failed, replaced with wire
TI-81
I 0594 F 17050114 ROM V2.0V Worn
TI-83
I 0496 A 02202611 ROM 1.0200 Good
TI-83
I 0297 H 14528601 ROM 1.07000 Worn
TI-86
N 0801 B 116755890 ROM 1.6 Good
TI-85
I 0594 F 20025692 ROM 9.0 Poor Manual(s) 2006-02-01 CBL
TI-73
I 0598 pre-A 01620097 OS 1.3004 Good First-month early production model.
Chameleon'd to TI-83 Plus 1.19.
TI-84 Plus
K 0312 V 16230148134 OS 2.55 MP / Boot 1.03 Broken Box, CD(s)
TI-89 Titanium
S 0607 H 2397015804 OS 3.10 Fair Box, Manual(s), CD(s) 2008-05-15
TI-83 Plus
S 0505 F 2631068781 Boot 1.01 / Base 1.19 Fair
TI-82 Proto MktSample
 I 0593 0500730 ROM 1.0 Good No slide case
TI-Voyage 200
I 0804 F 1304004934 AMS 3.10 Good 2018
TI-92
ViewScreen
I 0796 pre-A V1206269 1.12, 05/08/96 Good 2021-07-28 Housing datestamp 'I-0696'.
TI-84 Plus Recond
S 0504 pre-A 2034130845 Boot 1.00 / Base 2.30 Good Reconditioned
TI-73 Explorer
New 84-style
P 0110 I 2617003196 Boot 1.3007, Base 1.91 Good 2021 Chameleoned to OS 1.19 and put inside the broken TI-84 Plus housing.
TI-83 Plus
L 0121 E C03600D3A Boot 1.01 / Base 1.19 New 2021-09-09 Datestamp inferred from serial number
TI-83 Plus
L 0521 F 1057011047 Boot 1.01 / Base 1.19 Good 2021-12
TI-84 Plus
White
L 0223 AG 1023091241 1.03 / 2.55MP NewHosted for UPECS Box, Manual(s) 2023-06-24 From eBay.
TI-Nspire CX II CAS
M 0319 AG 4925006805 5.3.0.564 Good 2023-07-29 Shipped with OS 5.0.0.1509 / Boot ROM 5.0.0.42 / Boot Loader 5.0.0.89
TI-89 Titanium
P 0615 P 2235002036 OS 3.10 / BIOS 2.02 Good Almost-new condition
TI-82 Proto MktSample
 I 0593 pre-A 0504182 1.0 GoodHosted for mr womp womp MARKETING SAMPLE
TI-83
? N/A 1.0200 FairHosted for mr womp womp Sticker residue in lieu of serial, test pads on LCDB, otherwise looks like an 0396 pre-A. Potentially pre-prod
TI-Nspire CAS+ Proto
? P1-PVT-000115 Boot1: 1.0.526 Boot2: 1.0.526 OS: 1.0.554 GoodHosted for mr womp womp
TI-Nspire CX II
M 0219 AH 4909008293 OS 5.0.0.1509 / Boot1 5.0.0.42 / Boot2 5.0.0.89 Good 2024-06-06
TI-73 Explorer
New 84-style
P 0213 I 2813001594 1.91 FairHosted for mr womp womp
TI-73 Explorer
ViewScreen
P 0411 I 2729010063 1.91 WornHosted for mr womp womp