TI-99/4A Computers

5,703 topics in this forum

1. High Score Competition (January: Spac Man) 1 2 3 4 142

   By arcadeshopper, August 11, 2015
   • 3.5k replies
   • 229.5k views
   • 
   • OLD CS1
   • Yesterday at 02:01 AM

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

   By arcadeshopper, June 24, 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
   • 66 replies
   • 28.3k views
   • 
   • acadiel
   • December 28, 2022

3. Favourite early era (1979-1981) game cartridge 1 2

   By pixelpedant, Friday at 03:45 PM
   • 27 replies
   • 352 views
   • 
   • ti99iuc
   • 13 minutes ago

4. Myarc cards for sale/repair tips 1 2 3 4 24

   By InsaneMultitasker, May 26, 2018   

   • Geneve
   • Geneve 9640
   • (and 1 more)

     Tagged with:

     • Geneve
     • Geneve 9640
     • Repair
   • 586 replies
   • 32k views
   • 
   • InsaneMultitasker
   • 1 hour ago

5. Chat GPT

   By oddemann, 16 hours ago
   • 9 replies
   • 108 views
   • 
   • TheBF
   • 4 hours ago

6. vi99 1 2

   By TheBF, September 3, 2022
   • 45 replies
   • 1.3k views
   • 
   • TheBF
   • 4 hours ago

7. Extended Basic

   By AtariNostalgia, 12 hours ago
   • 3 replies
   • 104 views
   • 
   • pixelpedant
   • 7 hours ago

8. Zoom-TI-99ers Pandemic 4A Club Online Virtual Meetup 1 2 3 4 12

   By jedimatt42, June 19, 2020
   • 293 replies
   • 17.4k views
   • 
   • jedimatt42
   • 10 hours ago

9. DS99/4a - Emulator for the DS/DSi 1 2 3 4 8

   By llabnip, January 3
   • 187 replies
   • 4.2k views
   • 
   • llabnip
   • 17 hours ago

10. What's up with Heatwave??

    By Shift838, Wednesday at 02:06 PM
    • 8 replies
    • 208 views
    • 
    • Retrospect
    • 17 hours ago

11. Looking for your opinions on two things (Electronic Replacements).

    By Mtlatc, January 19   

    • electronics
    • tsr-1
    • 6 replies
    • 217 views
    • 
    • FALCOR4
    • 18 hours ago

12. Collection of useful tools in TI-BASIC and other stuff

    By Bromosel, Friday at 01:16 PM
    • 1 reply
    • 113 views
    • 
    • Bromosel
    • 22 hours ago

13. Off-Topic / Dumping Thread 1 2 3 4 191

    By Omega-TI, October 1, 2013   

    • off-topic
    • 4.8k replies
    • 204.1k views
    • 
    • oddemann
    • Friday at 10:42 PM

14. Time to modernize the TI-99/4A Joystick 1 2 3

    By Omega-TI, May 17, 2014   

    • TI-99/4A
    • Joystick
    • (and 1 more)

      Tagged with:

      • TI-99/4A
      • Joystick
      • Homebrew
    • 63 replies
    • 6.3k views
    • 
    • sikotik
    • Friday at 10:05 PM

15. TI Related -- Ebay / Heads Up Notice 1 2 3 4 253

    By Omega-TI, August 17, 2013   

    • Ebay
    • TI-99/4A
    • 6.3k replies
    • 319.4k views
    • 
    • Ksarul
    • Friday at 08:41 PM

16. tunnels of doom strategy

    By bradhig1, Thursday at 01:23 AM
    • 6 replies
    • 220 views
    • 
    • FarmerPotato
    • Friday at 05:50 PM

17. SHIFT838 F18A (VGA) orders

    By Shift838, January 3
    • 21 replies
    • 1.1k views
    • 
    • NISMOPC
    • Friday at 01:55 PM

18. Old TI BASIC programs from back in the cassette days

    By senior_falcon, January 19
    • 19 replies
    • 628 views
    • 
    • bradhig1
    • Thursday at 06:40 PM

19. TI99/4A questions

    By Grimm1966, January 22
    • 10 replies
    • 390 views
    • 
    • GDMike
    • Wednesday at 08:38 PM

20. Just sayin' Hello... bromosel.99er.net

    By Bromosel, Monday at 05:56 PM
    • 12 replies
    • 278 views
    • 
    • Bromosel
    • Wednesday at 03:54 PM

21. Troubleshooting

    By Appeelicious, January 19
    • 6 replies
    • 200 views
    • 
    • OLD CS1
    • Tuesday at 09:17 AM

22. this guy did an RGB with TMS-RGB & a upscaler

    By hloberg, September 5, 2020
    • 9 replies
    • 771 views
    • 
    • macsonny
    • Tuesday at 04:04 AM

23. How do I know if a binary image larger than 8k was served as inverted bank switching?

    By Archimedes5000, January 22
    • 6 replies
    • 212 views
    • 
    • jedimatt42
    • Monday at 08:47 PM

24. Geneve PC in software. 1 2

    By hloberg, November 5, 2022
    • 35 replies
    • 1.1k views
    • 
    • hloberg
    • Monday at 03:41 PM

25. Time to give up? (Video Issues Now) 1 2

    By Mtlatc, January 16
    • 38 replies
    • 978 views
    • 
    • HOME AUTOMATION
    • January 22

26. Recollections from Donn Granros on the creation of Legends and Legends II

    By pixelpedant, January 22
    • 1 reply
    • 159 views
    • 
    • unhuman
    • January 22

27. device side fc5025

    By dhe, January 18
    • 23 replies
    • 321 views
    • 
    • humeur
    • January 22

28. Js99'er 1 2 3 4 23

    By Asmusr, April 25, 2014   

    • Emulator
    • JavaScript
    • 566 replies
    • 44.8k views
    • 
    • retroclouds
    • January 21

29. Airshack - A great man will sadly be leaving us soon.

    By RetroTIGuy, January 17
    • 17 replies
    • 482 views
    • 
    • Count9929A
    • January 21

30. What "must have" accessories do you recommend for a new user to the TI99/4A platform in 2023?

    By RockLobster, January 20
    • 6 replies
    • 153 views
    • 
    • Schmitzi
    • January 20

31. TI-99/4 (not 4A) overlays question

    By globeron, May 23, 2015
    • 5 replies
    • 848 views
    • 
    • FarmerPotato
    • January 19

32. Rotated JS99er "Space Invaders" 1 2

    By Retrospect, January 18
    • 27 replies
    • 360 views
    • 
    • retrodroid
    • January 19

33. TI BASIC/TI EXTENDED BASIC Games that are worth to be compiled... 1 2 3 4 32

    By tmop69, September 13, 2020   

    • ti basic
    • ti extended basic
    • (and 4 more)

      Tagged with:

      • ti basic
      • ti extended basic
      • games
      • xb256 compiler
      • compiler
      • sss
    • 795 replies
    • 46.4k views
    • 
    • .mad.
    • January 19

34. Beige console power LED mod 1 2

    By dphirschler, August 8, 2014
    • 30 replies
    • 2.7k views
    • 
    • Toucan
    • January 18

35. ti-994a What TI99 stuff you get for Christmas or gifted yourself. 1 2

    By hloberg, December 26, 2022   

    • christmas
    • 28 replies
    • 865 views
    • 
    • sometimes99er
    • January 18

36. ZuluSCSI on a Geneve

    By dhe, October 22, 2022
    • 24 replies
    • 768 views
    • 
    • InsaneMultitasker
    • January 18

37. TI-99/4A manuals and documentation project 1 2 3 4 6

    By iKarith, June 2, 2016   

    • documentation
    • 135 replies
    • 15.7k views
    • 
    • OLD CS1
    • January 17

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

    By Retrospect, July 7, 2021
    • 45 replies
    • 2.1k views
    • 
    • Retrospect
    • January 17

39. Someone here knows right away (Vid ?)

    By Mtlatc, January 12
    • 20 replies
    • 360 views
    • 
    • apersson850
    • January 15

40. Recovered TI BASIC Program: "Formulas"

    By zacharyfruhling, January 13
    • 4 replies
    • 285 views
    • 
    • zacharyfruhling
    • January 14

41. Repairing or replacing the Mitsumi keyboard?

    By Calab, January 7, 2021   

    • keyboard
    • keyboard repair
    • 8 replies
    • 562 views
    • 
    • Duewester
    • January 14

42. Unknown TI-99/4A Command Module

    By MikeG, January 11
    • 10 replies
    • 368 views
    • 
    • Ksarul
    • January 13

43. VDPtoTFT

    By retroclouds, January 8
    • 1 reply
    • 135 views
    • 
    • FarmerPotato
    • January 13

44. Power Issues

    By Mtlatc, January 2
    • 12 replies
    • 340 views
    • 
    • HOME AUTOMATION
    • January 12

45. DaDither - another one image converter 1 2

    By DecAns, January 5
    • 34 replies
    • 688 views
    • 
    • mizapf
    • January 11

46. WHITE SCREEN WHEN USING COMPOSITE VIDEO

    By pepeart, January 10
    • 4 replies
    • 162 views
    • 
    • pepeart
    • January 10

47. Myarc RS232 card manual

    By klrw111-78, December 29, 2022
    • 3 replies
    • 198 views
    • 
    • Ksarul
    • January 10

48. Spac Man

    By Sergioz82, December 13, 2022
    • 24 replies
    • 898 views
    • 
    • OLD CS1
    • January 9

49. January 2023 CTIUG Meeting

    By Chicago TI-99/4A Users Group, January 6   

    • chicagotiug
    • ctiug
    • (and 3 more)

      Tagged with:

      • chicagotiug
      • ctiug
      • meeting
      • ti99
      • ti994a
    • 2 replies
    • 140 views
    • 
    • HOME AUTOMATION
    • January 8

50. Batocera (Emulation system) and TI-99/4A

    By globeron, May 9, 2022
    • 18 replies
    • 1.4k views
    • 
    • globeron
    • January 8