TI-99/4A Computers

6,153 topics in this forum

1. Update on The Sparkdrummer

   By Foot, Saturday at 06:01 PM
   • 23 replies
   • 516 views
   • 
   • warpman
   • 15 hours ago

2. High Score Competition (April: Starfort) 1 2 3 4 153

   By arcadeshopper, August 12, 2015
   • 3.8k replies
   • 295.8k views
   • 
   • OLD CS1
   • April 17

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

   By jedimatt42, June 19, 2020
   • 358 replies
   • 23.9k views
   • 
   • Gary from OPA
   • April 6

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
   • 66 replies
   • 31.7k views
   • 
   • acadiel
   • December 28, 2022

5. HRD 4000B 1 2 3 4 11

   By Ksarul, August 16, 2019
   • 259 replies
   • 17.8k views
   • 
   • NewcomerTI
   • 13 minutes ago

6. Classic99 Updates 1 2 3 4 106

   By Tursi, July 11, 2010
   • 2.6k replies
   • 162.8k views
   • 
   • Gary from OPA
   • 56 minutes ago

7. Introducing APEDSK99: 3x DS/SD, 32K, FTP, NTP 1 2 3

   By JJB, June 24, 2022   

   • apedsk99
   • expansion card
   • (and 5 more)

     Tagged with:

     • apedsk99
     • expansion card
     • 32k
     • floppy
     • ftp
     • ntp
     • ethernet
   • 62 replies
   • 2.3k views
   • 
   • RickyDean
   • 2 hours ago

8. Monkey Island 2 music/slideshow demo 1 2

   By Asmusr, February 13, 2017
   • 39 replies
   • 3k views
   • 
   • 9640News
   • 3 hours ago

9. Batocera (Emulation system) and TI-99/4A 1 2

   By globeron, May 9, 2022
   • 42 replies
   • 4.7k views
   • 
   • mizapf
   • 5 hours ago

10. OPA Gary! 1 2 3 4 11

    By dhe, November 2, 2021
    • 271 replies
    • 18.7k views
    • 
    • Gary from OPA
    • 5 hours ago

11. Off-Topic / Dumping Thread 1 2 3 4 226

    By Omega-TI, October 1, 2013   

    • off-topic
    • 5.6k replies
    • 245.8k views
    • 
    • Gary from OPA
    • 6 hours ago

12. Weather thread 1 2 3

    By mizapf, May 21, 2022   

    • offtopic
    • weather
    • 73 replies
    • 2.5k views
    • 
    • mizapf
    • 9 hours ago

13. Backing up Floppies 1 2

    By Atari2600PAL, Friday at 07:55 PM
    • 26 replies
    • 402 views
    • 
    • RXB
    • 10 hours ago

14. WHTECH - wget/curl not working anymore

    By FSword7, February 24
    • 11 replies
    • 312 views
    • 
    • arcadeshopper
    • 11 hours ago

15. the TI99 spring festival is on for June 7,8,9 in Texas with poll of who might attend 1 2

    By hloberg, April 6
    • 32 replies
    • 746 views
    • 
    • hloberg
    • 12 hours ago

16. MuseScore/4a - Music for the TI 1 2 3

    By SteveB, January 15, 2022
    • 61 replies
    • 2.6k views
    • 
    • syd michel
    • 17 hours ago

17. In Germany and Poland May 4 through May 13

    By Jeff White, yesterday at 01:18 AM
    • 3 replies
    • 78 views
    • 
    • OLD CS1
    • Yesterday at 02:48 AM

18. TIPI Usage and Support 1 2 3 4 103

    By jedimatt42, April 10, 2018   

    • tipi
    • 2.6k replies
    • 135.2k views
    • 
    • OLD CS1
    • Monday at 11:09 PM

19. TI Related -- Ebay / Heads Up Notice 1 2 3 4 281

    By Omega-TI, August 17, 2013   

    • Ebay
    • TI-99/4A
    • 7k replies
    • 389.7k views
    • 
    • arcadeshopper
    • Monday at 04:57 PM

20. IDE v3 Prototype and Pre-order link online 1 2 3

    By Shift838, October 31, 2023
    • 61 replies
    • 2.5k views
    • 
    • Atari2600PAL
    • Monday at 02:52 PM

21. Yesterdays News 1 2 3 4 27

    By sparkdrummer, April 24, 2016
    • 654 replies
    • 57.2k views
    • 
    • arcadeshopper
    • Monday at 02:36 PM

22. MDOS Version 7.45 Release

    By 9640News, Sunday at 08:34 PM
    • 1 reply
    • 68 views
    • 
    • 9640News
    • Sunday at 10:21 PM

23. 838-SCSI PREORDER is live!

    By Shift838, Sunday at 04:43 PM
    • 1 reply
    • 80 views
    • 
    • 9640News
    • Sunday at 06:38 PM

24. 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
    • 13 replies
    • 416 views
    • 
    • Vorticon
    • Sunday at 12:09 PM

25. Internal speaker hack

    By PasadenaBrad, Saturday at 08:19 PM
    • 5 replies
    • 143 views
    • 
    • PasadenaBrad
    • Sunday at 04:52 AM

26. WHTSCSI on Geneve 1 2

    By Shift838, Thursday at 11:39 PM
    • 31 replies
    • 338 views
    • 
    • 9640News
    • Saturday at 11:16 PM

27. .pdf Strips, Reference Cards, Manuals, Labels and more! (HQ) 1 2 3 4 13

    By Omega-TI, March 12, 2014   

    • .pdf
    • Strips
    • (and 4 more)

      Tagged with:

      • .pdf
      • Strips
      • Cards
      • Books
      • Labels
      • 3D Print Files
    • 320 replies
    • 49.2k views
    • 
    • FarmerPotato
    • Saturday at 08:44 PM

28. Internal Power supply questions... How many watts per rail?

    By dabone, February 7
    • 17 replies
    • 673 views
    • 
    • PasadenaBrad
    • Saturday at 07:55 PM

29. Extra TI books: TI Logo II and Logo Sampler, TE protocol, TI Forth

    By OLD CS1, Saturday at 04:04 PM
    • 0 replies
    • 59 views
    • 
    • OLD CS1
    • Saturday at 04:04 PM

30. Whats Up With Heatwave now? 1 2 3

    By Shift838, August 22, 2022
    • 74 replies
    • 2.8k views
    • 
    • Shift838
    • Saturday at 03:29 AM

31. Innermost Secrets Of TI-99/4A by Randy Holcomb

    By Gary from OPA, Thursday at 07:20 PM
    • 1 reply
    • 167 views
    • 
    • humeur
    • Thursday at 08:37 PM

32. Question for all you Hardware Guru's

    By JB Freeware, April 16
    • 22 replies
    • 395 views
    • 
    • JB Freeware
    • Thursday at 07:57 AM

33. Requesting Assistance Troubleshooting A Newly Set Up TIPI PEB

    By stud33heisman, April 16
    • 1 reply
    • 108 views
    • 
    • arcadeshopper
    • April 16

34. Help requested about Nano PEB 1 2 3

    By stevelanc, April 8
    • 67 replies
    • 1.3k views
    • 
    • Tursi
    • April 15

35. Hackaday project: keyboard PCB replacement

    By retroclouds, April 4
    • 23 replies
    • 579 views
    • 
    • visrealm
    • April 15

36. Searching For "Attack Of The Creepers" Game In Cartridge Binary Format

    By stud33heisman, April 13
    • 4 replies
    • 224 views
    • 
    • stud33heisman
    • April 15

37. Inufuto Japanese games! 1 2

    By ti99iuc, April 26, 2022
    • 43 replies
    • 3.5k views
    • 
    • unhuman
    • April 13

38. DataBioTics label attachment question

    By OLD CS1, April 11
    • 3 replies
    • 109 views
    • 
    • OLD CS1
    • April 11

39. Side car enhancements

    By RickyDean, February 11
    • 10 replies
    • 586 views
    • 
    • Gary from OPA
    • April 11

40. Trying to trace my TI origins... 1 2

    By cbmeeks, March 28
    • 29 replies
    • 898 views
    • 
    • Kchula-Rrit
    • April 10

41. Annual 10 line basic program contest has started

    By arcadeshopper, January 31
    • 13 replies
    • 481 views
    • 
    • arcadeshopper
    • April 10

42. TI99 keycaps puller tool

    By dphirschler, April 5
    • 1 reply
    • 136 views
    • 
    • visrealm
    • April 9

43. ATLANTIS Game Port

    By Cheung, March 8
    • 23 replies
    • 959 views
    • 
    • Cheung
    • April 8

44. Educational software for very young children

    By arcadeshopper, March 31
    • 13 replies
    • 375 views
    • 
    • arcadeshopper
    • April 8

45. Backbit 32K doesn't work with speech synthesizer?

    By Charlie_, April 3
    • 8 replies
    • 314 views
    • 
    • Charlie_
    • April 8

46. Why does CALL SOUND use millisecond durations?

    By OLD CS1, April 6
    • 18 replies
    • 387 views
    • 
    • apersson850
    • April 8

47. New Products at SHIFT838 Store 1 2 3

    By Shift838, July 24, 2018
    • 55 replies
    • 5.1k views
    • 
    • Shift838
    • April 7

48. AXELF Theme for MDOS mode

    By 9640News, April 6
    • 2 replies
    • 131 views
    • 
    • 9640News
    • April 6

49. TMS2564

    By atrax27407, October 6, 2017
    • 20 replies
    • 2.3k views
    • 
    • acadiel
    • April 6

50. IO Error Listing

    By Cheung, April 5
    • 1 reply
    • 101 views
    • 
    • HOME AUTOMATION
    • April 5