TI-99/4A Computers

5,075 topics in this forum

1. Feasibility Discussion for a Bluetooth Interface for the TI-99/4A to pair with an Android Cellphone

   By Omega-TI, September 21, 2019
   • 5 replies
   • 219 views
   • 
   • GDMike
   • September 24, 2019

2. TIPI upgrade not working

   By aftyde, October 19, 2018
   • 6 replies
   • 219 views
   • 
   • aftyde
   • October 20, 2018

3. FinalGROM 99 Board with Low-Profile Switches?

   By sixersfan105, February 5, 2020
   • 12 replies
   • 219 views
   • 
   • arcadeshopper
   • February 5, 2020

4. Empty TI box?

   By adamantyr, June 20, 2019
   • 0 replies
   • 218 views
   • 
   • adamantyr
   • June 20, 2019

5. Microsoft Multiplan on the TI and the DSK format requirement.

   By Omega-TI, April 3, 2020
   • 2 replies
   • 218 views
   • 
   • Tursi
   • April 4, 2020

6. Doable?

   By Opry99er, November 25, 2018
   • 8 replies
   • 218 views
   • 
   • OLD CS1
   • November 25, 2018

7. Just starting on the TI99/4a

   By KBRpilot, September 27, 2019
   • 4 replies
   • 217 views
   • 
   • wierd_w
   • September 28, 2019

8. OPA News

   By dhe, January 15, 2020
   • 3 replies
   • 217 views
   • 
   • Toucan
   • January 19, 2020

9. Crazy Idea for a TI-99/4a Arcade

   By Mehridian Sanders, November 19, 2019
   • 4 replies
   • 217 views
   • 
   • Mehridian Sanders
   • November 23, 2019

10. Alfie the spaceman game 2.

    By MrGonker, Monday at 05:37 PM
    • 8 replies
    • 216 views
    • 
    • tmop69
    • Wednesday at 02:35 PM

11. SYSTEM BOOT UP

    By sparkdrummer, November 11, 2018
    • 8 replies
    • 216 views
    • 
    • sparkdrummer
    • November 12, 2018

12. Countup to 65535 posts

    By FarmerPotato, June 12, 2020
    • 4 replies
    • 216 views
    • 
    • HOME AUTOMATION
    • June 21, 2020

13. What were your top three message threads of 2019?

    By Omega-TI, December 22, 2019
    • 3 replies
    • 215 views
    • 
    • digdugnate
    • December 23, 2019

14. Wanted: quick-start guide to starting software

    By Harry Potter, February 27
    • 11 replies
    • 215 views
    • 
    • Flottmann1
    • February 28

15. Webpage Lockups

    By 9640News, January 30
    • 8 replies
    • 215 views
    • 
    • JB
    • February 6

16. I need help loading up disk games on Classic99.

    By NamcoPlayer, December 31, 2020
    • 4 replies
    • 215 views
    • 
    • GDMike
    • January 1

17. UART for TMS9995?

    By cbmeeks, February 14, 2020
    • 2 replies
    • 214 views
    • 
    • cbmeeks
    • February 15, 2020

18. Question for P-Box TIPI owners - (REMOVAL of the FDC)

    By Omega-TI, December 3, 2019
    • 9 replies
    • 214 views
    • 
    • wierd_w
    • December 4, 2019

19. Who's Behind the Mexican UFOs

    By jrhodes, December 28, 2019
    • 3 replies
    • 214 views
    • 
    • Vorticon
    • December 28, 2019

20. TOD Games - Lima disk 133

    By etownandy, April 3, 2019
    • 5 replies
    • 213 views
    • 
    • etownandy
    • April 3, 2019

21. What to do with sale/trade/giveaway advertisements

    By OLD CS1, December 6, 2018
    • 7 replies
    • 213 views
    • 
    • OLD CS1
    • December 6, 2018

22. Trading 39 TI cassette tapes for the TI-99/4a

    By retroclouds, December 8, 2018   

    • cassette
    • tunnel of doom
    • (and 1 more)

      Tagged with:

      • cassette
      • tunnel of doom
      • texcomp
    • 2 replies
    • 213 views
    • 
    • Opry99er
    • December 9, 2018

23. (cross-posted)- WTB Zero Zap manual (FOUND)

    By digdugnate, April 6, 2019
    • 2 replies
    • 213 views
    • 
    • digdugnate
    • April 7, 2019

24. TI computer <-> TI calculator communication?

    By jrhodes, September 28, 2019
    • 2 replies
    • 213 views
    • 
    • arcadeshopper
    • September 29, 2019

25. OoeyGUI Version 3 Released!

    By Shift838, August 13, 2019
    • 4 replies
    • 212 views
    • 
    • arcadeshopper
    • August 13, 2019

26. Cool little device for recording from your TI

    By Omega-TI, January 20, 2019
    • 5 replies
    • 212 views
    • 
    • OLD CS1
    • January 21, 2019

27. quick game and demos for Geneve

    By hloberg, February 18
    • 2 replies
    • 212 views
    • 
    • hloberg
    • February 26

28. TI Joystick Oddity

    By dhe, February 16, 2020
    • 2 replies
    • 212 views
    • 
    • OLD CS1
    • February 18, 2020

29. Tablet Hack for Cassette files

    By xabin, May 11, 2019
    • 2 replies
    • 211 views
    • 
    • globeron
    • May 11, 2019

30. Newly fixed PEB. How do I create and load disks?

    By Kirk Rietveld, February 12, 2020
    • 2 replies
    • 211 views
    • 
    • Fritz442
    • February 13, 2020

31. Scott Adams Graphic adventures

    By videofx, January 10
    • 4 replies
    • 211 views
    • 
    • Krebizfan
    • January 10

32. PEB Questions...

    By cbmeeks, October 14, 2019
    • 1 reply
    • 211 views
    • 
    • Omega-TI
    • October 14, 2019

33. BATcomputer

    By Kchula-Rrit, March 21   

    • battery pack
    • 2 replies
    • 211 views
    • 
    • Ed in SoDak
    • March 22

34. Black screen and the screech of death...

    By jschaap26, January 8
    • 4 replies
    • 211 views
    • 
    • AtariNostalgia
    • January 9

35. Schematics from mainbyte.com

    By InsaneMultitasker, August 27, 2020   

    • schematics
    • ron reuter
    • 2 replies
    • 210 views
    • 
    • arcadeshopper
    • August 27, 2020

36. Dreaded dead screen and non stop beep

    By AtariNostalgia, November 12, 2020
    • 3 replies
    • 210 views
    • 
    • AtariNostalgia
    • November 14, 2020

37. Suprisingly good projector for native TI composite

    By OLD CS1, April 11, 2019
    • 5 replies
    • 209 views
    • 
    • OLD CS1
    • April 11, 2019

38. Will the TIPI Raspberry PI interface board ever be available again?

    By pearsoe, October 6, 2018
    • 2 replies
    • 209 views
    • 
    • arcadeshopper
    • October 6, 2018

39. Terminal Emulator II - Not communicating

    By nullvalue, February 17
    • 11 replies
    • 209 views
    • 
    • nullvalue
    • February 17

40. TI-99/4 (no A) Transformer Required?

    By Airshack, July 21, 2020
    • 4 replies
    • 208 views
    • 
    • globeron
    • July 23, 2020

41. Can anyone test DRAMs?

    By atrax27407, February 10, 2020
    • 2 replies
    • 208 views
    • 
    • arcadeshopper
    • February 23, 2020

42. Docs for BOOT

    By atrax27407, April 20, 2020
    • 2 replies
    • 207 views
    • 
    • Omega-TI
    • April 21, 2020

43. Odd Crystal Speeds

    By dhe, April 23
    • 7 replies
    • 207 views
    • 
    • Ksarul
    • April 24

44. MG Upgrade for the CorComp RS232 card

    By atrax27407, February 18, 2019
    • 7 replies
    • 207 views
    • 
    • RickyDean
    • February 19, 2019

45. April 2020 CTIUG Meeting

    By Chicago TI-99/4A Users Group, April 3, 2020   

    • ctiug
    • chicagotiug
    • (and 1 more)

      Tagged with:

      • ctiug
      • chicagotiug
      • meeting
    • 4 replies
    • 207 views
    • 
    • Chicago TI-99/4A Users Group
    • April 3, 2020

46. Differing file input behaviour in TI BASIC and XB

    By pixelpedant, December 26, 2020
    • 8 replies
    • 207 views
    • 
    • RXB
    • December 26, 2020

47. Value of TI-99/4A items

    By 9640News, January 18, 2019
    • 8 replies
    • 207 views
    • 
    • Ksarul
    • January 19, 2019

48. Buying TMS9900 CPU's...

    By cbmeeks, January 31, 2019
    • 7 replies
    • 206 views
    • 
    • helocast
    • January 31, 2019

49. Looking for CAD 3D Model - SCART

    By Shift838, February 29, 2020
    • 4 replies
    • 206 views
    • 
    • FarmerPotato
    • March 1, 2020

50. 8K RAM cartridge

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