TI-99/4A Computers

6,227 topics in this forum

1. High Score Competition (July: Midnight/Midnite Mason) 1 2 3 4 156

   By arcadeshopper, August 12, 2015
   • 3.9k replies
   • 322.7k views
   • 
   • globeron
   • Monday at 07:38 AM

2. The 42nd Annual Chicago TI International World Faire

   By Chicago TI-99/4A Users Group, February 15   

   • chicagotiug
   • ctiug
   • (and 4 more)

     Tagged with:

     • chicagotiug
     • ctiug
     • faire
     • ti
     • ti99
     • ti994a
   • 23 replies
   • 752 views
   • 
   • Vorticon
   • Sunday at 10:18 AM

3. Zoom-TI-99ers Pandemic 4A Club Online Virtual Meetup 1 2 3 4 15

   By jedimatt42, June 19, 2020
   • 368 replies
   • 25.8k views
   • 
   • MarkB
   • July 4

4. New to the group? TI-99/4A FAQ, Hardware and software resources READ FIRST! 1 2 3

   By arcadeshopper, June 25, 2017   

   • faq
   • ti-99/4a
   • (and 21 more)

     Tagged with:

     • faq
     • ti-99/4a
     • questions
     • answers
     • tipi
     • cf7
     • nanopeb
     • peb
     • expansion
     • memory
     • 32k
     • games
     • keyboard
     • cards
     • addons
     • vendors
     • users groups
     • groups
     • information
     • new
     • user
     • owner
     • rtfm
   • 70 replies
   • 32.7k views
   • 
   • humeur
   • May 27

5. HRD 4000B 1 2 3 4 13

   By Ksarul, August 16, 2019
   • 306 replies
   • 20k views
   • 
   • RickyDean
   • 2 hours ago

6. OPA Gary! 1 2 3 4 13

   By dhe, November 2, 2021
   • 300 replies
   • 21.3k views
   • 
   • Gary from OPA
   • 3 hours ago

7. PGram+ Card --- Loading up the DSR

   By Gary from OPA, January 13
   • 18 replies
   • 435 views
   • 
   • Gary from OPA
   • 3 hours ago

8. Off-Topic / Dumping Thread 1 2 3 4 243

   By Omega-TI, October 1, 2013   

   • off-topic
   • 6.1k replies
   • 265.8k views
   • 
   • OLD CS1
   • 4 hours ago

9. vi99 1 2 3 4

   By TheBF, September 3, 2022
   • 77 replies
   • 3.8k views
   • 
   • TheBF
   • 10 hours ago

10. TI-99 Cart shell on Thingiverse - needed changes

    By acadiel, Wednesday at 12:59 PM
    • 8 replies
    • 261 views
    • 
    • InfiniteTape
    • 11 hours ago

11. Old Dark Caves: The Lower Caverns

    By pixelpedant, December 20, 2021
    • 8 replies
    • 710 views
    • 
    • Ksarul
    • Yesterday at 01:15 AM

12. Apparently TI was planning a TI-99/3, and possibly a TI-99/5 1 2

    By matthew180, July 17
    • 27 replies
    • 691 views
    • 
    • FarmerPotato
    • Thursday at 03:36 PM

13. TI Related -- Ebay / Heads Up Notice 1 2 3 4 288

    By Omega-TI, August 17, 2013   

    • Ebay
    • TI-99/4A
    • 7.2k replies
    • 412.7k views
    • 
    • Gary from OPA
    • Thursday at 01:30 PM

14. Weather thread 1 2 3 4 7

    By mizapf, May 21, 2022   

    • offtopic
    • weather
    • 168 replies
    • 4.8k views
    • 
    • OldSchoolRetroGamer
    • Wednesday at 09:44 PM

15. Aritcle: TI's Biggest Blunder, the TMS9900

    By dhe, July 13
    • 10 replies
    • 401 views
    • 
    • FarmerPotato
    • Wednesday at 03:48 PM

16. VCF SE - Atlanta, GA July 19-21st 1 2

    By acadiel, June 21
    • 32 replies
    • 1.1k views
    • 
    • acadiel
    • Wednesday at 01:48 PM

17. My Saturday Night....

    By cbmeeks, July 20
    • 8 replies
    • 344 views
    • 
    • OLD CS1
    • Wednesday at 07:40 AM

18. Suitable SRAM Replacement 1 2 3

    By Shift838, March 24, 2020
    • 65 replies
    • 3.5k views
    • 
    • RickyDean
    • Wednesday at 01:08 AM

19. Lubbock Texas TI Sites 1 2 3

    By Airshack, April 11, 2019
    • 53 replies
    • 4.2k views
    • 
    • Ksarul
    • Tuesday at 03:36 AM

20. What happened to the Hells Halls guy?

    By firebottle, July 8
    • 21 replies
    • 862 views
    • 
    • GDMike
    • Tuesday at 02:23 AM

21. Js99'er 1 2 3 4 29

    By Asmusr, April 25, 2014   

    • Emulator
    • JavaScript
    • 704 replies
    • 58.4k views
    • 
    • Asmusr
    • Monday at 07:25 PM

22. is a more modern regulated power supply a better move for the TI 99 4/a?

    By newTIboyRob, July 19
    • 12 replies
    • 292 views
    • 
    • Gary from OPA
    • Monday at 07:18 AM

23. Console power supply connector part number?

    By Kchula-Rrit, July 20
    • 0 replies
    • 70 views
    • 
    • Kchula-Rrit
    • July 20

24. Does a schematic for a NanoPEB exist?

    By Kchula-Rrit, July 17   

    • nanopeb
    • 10 replies
    • 317 views
    • 
    • Kchula-Rrit
    • July 20

25. TI SN76430B chip spec from another forum

    By OLD CS1, February 14, 2023
    • 5 replies
    • 537 views
    • 
    • Gary from OPA
    • July 19

26. Hunch Back (No F-18A!) 1 2

    By Retrospect, July 8, 2021
    • 48 replies
    • 3k views
    • 
    • OX.
    • July 17

27. Some John Guion docs (Multi Mod, PGRAM, Disk/RS232 Upgrade)

    By acadiel, July 17
    • 2 replies
    • 121 views
    • 
    • FarmerPotato
    • July 17

28. Star Wars games on TI-99: there are problems

    By Sightsaber2, July 12
    • 5 replies
    • 336 views
    • 
    • mizapf
    • July 16

29. FinalGROM /4 patch - here it is :) 1 2

    By acadiel, July 7
    • 39 replies
    • 996 views
    • 
    • Gary from OPA
    • July 16

30. Classic99 Updates 1 2 3 4 108

    By Tursi, July 11, 2010
    • 2.7k replies
    • 170.9k views
    • 
    • pjduplooy
    • July 13

31. Stevie Editor - E/A Option 5 Image Files

    By rgjt, July 10   

    • e/a 5 option 5
    • stevie
    • (and 2 more)

      Tagged with:

      • e/a 5 option 5
      • stevie
      • editor
      • program image files
    • 9 replies
    • 198 views
    • 
    • rgjt
    • July 11

32. Corcomp 9900 disk controller problems 1 2 3 4 7

    By Mad Hatter, December 2, 2015
    • 173 replies
    • 14.3k views
    • 
    • RickyDean
    • July 10

33. TIPI Usage and Support 1 2 3 4 107

    By jedimatt42, April 10, 2018   

    • tipi
    • 2.7k replies
    • 146.2k views
    • 
    • Switch1995
    • July 10

34. Please test: FG99 firmware for both non-QI and QI 1 2 3 4 6

    By JJB, May 10, 2022   

    • finalgrom99
    • fg99
    • (and 1 more)

      Tagged with:

      • finalgrom99
      • fg99
      • qi
    • 131 replies
    • 6.9k views
    • 
    • acadiel
    • July 10

35. New MAME release 1 2 3 4 62

    By mizapf, November 30, 2016
    • 1.5k replies
    • 109.4k views
    • 
    • InsaneMultitasker
    • July 10

36. New versions Ti99Dir 10.2a and Ti99Hdx 11.1a

    By F.G. Kaal, July 6
    • 2 replies
    • 210 views
    • 
    • rgjt
    • July 10

37. What was the frequency of the TI-99/4a startup tone?

    By cbmeeks, July 6
    • 11 replies
    • 258 views
    • 
    • GDMike
    • July 8

38. Compute! Magazine

    By pjduplooy, July 2
    • 17 replies
    • 508 views
    • 
    • sometimes99er
    • July 8

39. XB256 Demo - 17 separate XB programs using CALL LINK("RUNL1",A$)

    By Switch1995, July 8
    • 0 replies
    • 198 views
    • 
    • Switch1995
    • July 8

40. Eye Candy 1 2 3 4 7

    By dhe, August 1, 2021
    • 161 replies
    • 13.7k views
    • 
    • publicarni
    • July 7
41. TI 99/4A Videos!

    Topic was merged with Another Youtube Video

42. Another Youtube Video 1 2

    By pjduplooy, January 5
    • 41 replies
    • 1.5k views
    • 
    • Gary from OPA
    • July 6

43. Parsec High Score

    By horizon2374, May 20
    • 16 replies
    • 643 views
    • 
    • rgjt
    • July 4

44. Parsec for the TI99 converted for Intellivision in 2024! 1 2

    By ti99iuc, June 15
    • 25 replies
    • 830 views
    • 
    • unhuman
    • July 3

45. Old graphic XB program

    By Artoj, May 11
    • 16 replies
    • 671 views
    • 
    • Artoj
    • July 3

46. Geneve emulation and Rasmus games

    By hloberg, June 29
    • 8 replies
    • 320 views
    • 
    • InsaneMultitasker
    • July 3

47. UG Disk Catalogs

    By atrax27407, July 2
    • 0 replies
    • 102 views
    • 
    • atrax27407
    • July 2

48. MDOS Version 7.45 Release 1 2

    By 9640News, April 21
    • 47 replies
    • 1.4k views
    • 
    • mizapf
    • July 2

49. Adventures in Floppy Disk Data Recovery

    By FarmerPotato, June 24
    • 8 replies
    • 332 views
    • 
    • MarkB
    • July 1

50. Differentiate MyArt picture formats

    By F.G. Kaal, June 29
    • 6 replies
    • 183 views
    • 
    • F.G. Kaal
    • June 30