TI-99/4A Computers

6,153 topics in this forum

1. 512K Cartridge Status 1 2 3 4 23

   By Ksarul, January 23, 2012
   • 573 replies
   • 42.7k views
   • 
   • Omega-TI
   • January 18, 2020

2. 512k Cartridges poll

   By Gazoo, November 11, 2014
   • 16 replies
   • 1.3k views
   • 
   • Gazoo
   • November 25, 2014

3. 512K Multicart - prototype board :)

   By acadiel, January 8, 2010
   • 2 replies
   • 1.4k views
   • 
   • Opry99er
   • May 12, 2010

4. 6 button game pad project available.

   By Sinphaltimus, June 4, 2017
   • 0 replies
   • 559 views
   • 
   • Sinphaltimus
   • June 4, 2017

5. 60-pin PEB Backplane Connectors

   By Ksarul, May 25, 2021
   • 3 replies
   • 287 views
   • 
   • Shift838
   • May 25, 2021

6. 64 pin IC Test Clip ??(TMS9900)

   By Lumpy, February 8, 2022
   • 10 replies
   • 357 views
   • 
   • HOME AUTOMATION
   • February 13, 2022

7. 64k and 512k cartridge PC boards in stock on arcadeshopper.com

   By arcadeshopper, September 25, 2014
   • 0 replies
   • 467 views
   • 
   • arcadeshopper
   • September 25, 2014

8. 64k Cart PCB preorder 1 2

   By arcadeshopper, November 18, 2013
   • 48 replies
   • 3.3k views
   • 
   • Lee Stewart
   • January 10, 2014

9. 64K/128K cart ROM image collection

   By Asmusr, November 29, 2013
   • 17 replies
   • 4.5k views
   • 
   • Asmusr
   • August 21, 2018

10. 64Kb Bin files

    By mantadoc, August 5, 2016
    • 6 replies
    • 778 views
    • 
    • mantadoc
    • August 7, 2016

11. 7th call for Friday night at Evanston ;-) 1 2

    By marc.hull, October 18, 2010
    • 39 replies
    • 1.8k views
    • 
    • retroclouds
    • November 6, 2010

12. 8 Bit Guy at Portland Retro Gaming Expo

    By coolio, October 25, 2019
    • 7 replies
    • 618 views
    • 
    • OLD CS1
    • November 5, 2019

13. 8 Classic Speech Synthesizer Games for the TI-99/4A

    By vectrexroli, June 27, 2015   

    • vectrexroli
    • ti
    • (and 6 more)

      Tagged with:

      • vectrexroli
      • ti
      • 99
      • speech
      • synthesizer
      • ti-99/4a
      • texas
      • instruments
    • 10 replies
    • 4.5k views
    • 
    • Omega-TI
    • June 28, 2015

14. 8-bit Dice

    By jrhodes, June 21, 2022
    • 13 replies
    • 623 views
    • 
    • LoadError
    • July 7, 2022

15. 80 column infocom

    By sparkdrummer, May 10, 2015
    • 19 replies
    • 1.4k views
    • 
    • arcadeshopper
    • May 11, 2015

16. 80 columns with F18A and Extended BASIC 1 2

    By senior_falcon, February 3, 2017
    • 39 replies
    • 3.9k views
    • 
    • 4Andy
    • May 25, 2018

17. 80k GRAM Kracker for sale 1 2

    By Opry99er, January 13, 2011
    • 33 replies
    • 4.4k views
    • 
    • Manic1975
    • May 28, 2014

18. 838-IO Plus ATX version

    By Shift838, August 16, 2022
    • 0 replies
    • 326 views
    • 
    • Shift838
    • August 16, 2022

19. 838-IO Plus PEB Card IOP USB Power Port Use

    By SkyPilot, May 21, 2022
    • 2 replies
    • 209 views
    • 
    • HOME AUTOMATION
    • May 21, 2022

20. 838-IO Plus Pre-order POLL

    By Shift838, April 9, 2022
    • 3 replies
    • 275 views
    • 
    • videofx
    • April 9, 2022

21. 838-IO Plus PREORDER is UP! 1 2 3 4

    By Shift838, April 19, 2022
    • 94 replies
    • 4.6k views
    • 
    • Libroe
    • October 18, 2022

22. 838-PEB Interest Check

    By Shift838, June 13, 2022
    • 13 replies
    • 570 views
    • 
    • wierd_w
    • June 30, 2022

23. 838-PEB Pre-Order is LIVE! 1 2

    By Shift838, August 15, 2022
    • 48 replies
    • 2.3k views
    • 
    • Elia Spallanzani fdt
    • October 13, 2022

24. 838-SCSI PREORDER is live!

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

25. 838-SPEECH PEB Adapter PRE-ORDER UP 1 2 3

    By Shift838, March 6, 2022
    • 60 replies
    • 3.2k views
    • 
    • Ksarul
    • September 15, 2022

26. 838-SPEECH PROTOTYPE VIRTUAL RAFFLE IS OPEN!

    By Shift838, March 30, 2022
    • 13 replies
    • 596 views
    • 
    • arcadeshopper
    • April 30, 2022

27. 8K RAM cartridge

    By Ksarul, December 9, 2018
    • 6 replies
    • 440 views
    • 
    • Ksarul
    • December 9, 2018

28. 8K Super Cart for Finalgrom99? 1 2 3

    By jrhodes, May 22, 2022
    • 51 replies
    • 1.6k views
    • 
    • GDMike
    • May 29, 2022

29. 910mp fixed

    By Shift838, May 7, 2020
    • 4 replies
    • 400 views
    • 
    • FarmerPotato
    • May 8, 2020

30. 910MP SCART issue - No Picture!

    By Shift838, March 2, 2020
    • 0 replies
    • 200 views
    • 
    • Shift838
    • March 2, 2020

31. 910mp SCART stopped working

    By Shift838, August 30, 2019
    • 4 replies
    • 298 views
    • 
    • InsaneMultitasker
    • August 31, 2019

32. 9640 Boot Menu questions

    By aftyde, June 28, 2017
    • 3 replies
    • 598 views
    • 
    • aftyde
    • June 28, 2017

33. 9640 Menu System & TIMXT (Beta Releases) 1 2

    By Omega-TI, November 6, 2015   

    • 80 Column
    • TI-99/4A
    • (and 2 more)

      Tagged with:

      • 80 Column
      • TI-99/4A
      • 9640 Menu System
      • TIMXT
    • 38 replies
    • 6.1k views
    • 
    • Shift838
    • August 31, 2018

34. 9640 News BBS Online via Telnet 1 2

    By 9640News, January 8, 2018
    • 27 replies
    • 1.8k views
    • 
    • 9640News
    • June 12, 2018

35. 9640 News BBS Online via Telnet

    By 9640News, December 28, 2017   

    • telnet
    • bbs
    • (and 2 more)

      Tagged with:

      • telnet
      • bbs
      • geneve
      • mystic
    • 13 replies
    • 1.6k views
    • 
    • Swim
    • January 1, 2018

36. 9640 News on one hard disk image 1 2

    By mizapf, March 4, 2014
    • 26 replies
    • 1.4k views
    • 
    • jedimatt42
    • February 28, 2016

37. 9640news.com

    By dhe, April 1, 2023
    • 10 replies
    • 291 views
    • 
    • 9640News
    • April 2, 2023

38. 99 diagnostic tools

    By Appeelicious, February 9, 2023
    • 3 replies
    • 319 views
    • 
    • Appeelicious
    • February 9, 2023

39. 99 home sentry

    By humeur, October 20, 2021
    • 8 replies
    • 443 views
    • 
    • humeur
    • October 21, 2021

40. 99 SID Card

    By budz2355, May 8, 2015
    • 2 replies
    • 712 views
    • 
    • marc.hull
    • May 8, 2015

41. 99 Tips and Tricks for the TI-99/4A

    By pjduplooy, February 21, 2014
    • 4 replies
    • 881 views
    • 
    • pjduplooy
    • February 21, 2014

42. 99' VADERS - Kamikaze Aliens *** COMPILED Edition *** 1 2

    By tmop69, August 17, 2023   

    • game
    • xb compiler
    • (and 2 more)

      Tagged with:

      • game
      • xb compiler
      • 99vaders
      • kamikaze aliens
    • 49 replies
    • 1.4k views
    • 
    • 99V
    • August 23, 2023

43. 99'er Magazine - an overview

    By InfernalKeith, December 29, 2015
    • 3 replies
    • 1.2k views
    • 
    • kl99
    • December 30, 2015

44. 99/4 (NOT 4A) compatible terminal programs

    By arcadeshopper, November 1, 2023
    • 7 replies
    • 381 views
    • 
    • Appeelicious
    • December 23, 2023

45. 99/4 DEMO DISK

    By Flottmann1, June 23, 2023
    • 4 replies
    • 380 views
    • 
    • Flottmann1
    • June 24, 2023

46. 99/4 Keyscan routine - is it different?

    By acadiel, September 29, 2021
    • 8 replies
    • 642 views
    • 
    • InsaneMultitasker
    • January 30, 2022

47. 99/4A Cartridge Port Issues

    By Shift838, February 20, 2017
    • 16 replies
    • 869 views
    • 
    • Shift838
    • February 24, 2017

48. 99/4A connection to HDMI question

    By GamerTut, February 15, 2020
    • 2 replies
    • 2.8k views
    • 
    • pixelpedant
    • February 16, 2020

49. 99/4A Mainboard Measurements

    By Shift838, January 10, 2017
    • 2 replies
    • 543 views
    • 
    • Shift838
    • January 11, 2017

50. 99/4A Programs Compatibility with the V9938/58

    By fabrice montupet, April 14, 2021
    • 8 replies
    • 768 views
    • 
    • fabrice montupet
    • May 8, 2021