TI-99/4A Computers

6,153 topics in this forum

1. Cartridge port question

   By jchase1970, July 8, 2019
   • 6 replies
   • 474 views
   • 
   • Stuart
   • July 9, 2019

2. Mr. Jerry Merryman father of the ti calc passes away

   By dhe, March 6, 2019
   • 6 replies
   • 413 views
   • 
   • OLD CS1
   • March 6, 2019

3. Alternative to CorComp TripleTech

   By patrickmcmichael, March 20, 2019
   • 6 replies
   • 336 views
   • 
   • Omega-TI
   • March 21, 2019

4. Wanted to thank you all for your generosity

   By xabin, March 26, 2019
   • 6 replies
   • 419 views
   • 
   • OLD CS1
   • March 28, 2019

5. A few years ago...

   By Omega-TI, March 28, 2019
   • 6 replies
   • 501 views
   • 
   • Vorticon
   • March 31, 2019

6. Teaser for what I have been working on...

   By broettger, April 1, 2019
   • 6 replies
   • 386 views
   • 
   • twoodland
   • April 1, 2019

7. ftp.whtech.com usage

   By jedimatt42, April 24, 2019
   • 6 replies
   • 737 views
   • 
   • blackbox
   • April 25, 2019

8. Items maybe for trade?

   By xabin, April 26, 2019
   • 6 replies
   • 533 views
   • 
   • xabin
   • May 24, 2019

9. Advice for a TI related project needed.

   By Omega-TI, May 17, 2019
   • 6 replies
   • 292 views
   • 
   • Shift838
   • May 17, 2019

10. ANSI Graphics (Pablo Draw/Force Command)

    By Omega-TI, May 30, 2019
    • 6 replies
    • 885 views
    • 
    • Lee Stewart
    • May 31, 2019

11. Brainstorming new ideas for the TIPI/RPi & old Android Cellphones

    By Omega-TI, June 17, 2019
    • 6 replies
    • 491 views
    • 
    • Omega-TI
    • June 18, 2019

12. I Designed a replacement Power Switch

    By jdgabbard, June 17, 2019   

    • stl
    • ti-99/4a
    • (and 1 more)

      Tagged with:

      • stl
      • ti-99/4a
      • 3d printing
    • 6 replies
    • 876 views
    • 
    • Omega-TI
    • July 11, 2019

13. Assy prob. cant write text any longer

    By GDMike, July 2, 2019
    • 6 replies
    • 472 views
    • 
    • apersson850
    • July 5, 2019

14. PCIF

    By curtis, February 11, 2019
    • 6 replies
    • 533 views
    • 
    • acadiel
    • February 17, 2019

15. TI99 Video Problem, maybe VRAM - Help Please

    By ti99iuc, July 10, 2019
    • 6 replies
    • 666 views
    • 
    • FarmerPotato
    • July 10, 2019

16. After you got your TIPI, what do you use your RS-232 for?

    By Omega-TI, August 7, 2019
    • 6 replies
    • 532 views
    • 
    • pixelpedant
    • August 8, 2019

17. Ram disk Card unknown

    By humeur, August 10, 2019
    • 6 replies
    • 465 views
    • 
    • Schmitzi
    • August 11, 2019

18. WANTED - One 100% working and complete TI motherboard.

    By Omega-TI, August 16, 2019
    • 6 replies
    • 507 views
    • 
    • Omega-TI
    • August 18, 2019

19. DATABIOTICS DESKTOP PUBLISHER

    By sparkdrummer, August 20, 2019
    • 6 replies
    • 511 views
    • 
    • sparkdrummer
    • September 10, 2019

20. NEW Central Texas Retro Computer Club ?

    By hloberg, September 12, 2019
    • 6 replies
    • 443 views
    • 
    • Mehridian Sanders
    • September 17, 2019

21. Cassette Program FSK Decoding

    By TheBF, September 13, 2019   

    • cassette
    • fsk
    • (and 1 more)

      Tagged with:

      • cassette
      • fsk
      • decode
    • 6 replies
    • 622 views
    • 
    • wierd_w
    • September 15, 2019

22. Restoration of a companion

    By Mehridian Sanders, September 18, 2019
    • 6 replies
    • 313 views
    • 
    • Mehridian Sanders
    • September 18, 2019

23. 3D printed cases for CC-40 cartridges

    By curtis, September 29, 2019
    • 6 replies
    • 449 views
    • 
    • curtis
    • October 2, 2019

24. Enthusiast '99 in PDF (Vol 1 Number 4)

    By Omega-TI, November 22, 2019
    • 6 replies
    • 542 views
    • 
    • OLD CS1
    • November 23, 2019

25. FinalGrom99, 32k Sidecar, and questions.

    By Mehridian Sanders, November 27, 2019
    • 6 replies
    • 465 views
    • 
    • Mehridian Sanders
    • November 28, 2019

26. legends 1 and legends 2

    By switches, November 11, 2018
    • 6 replies
    • 301 views
    • 
    • Opry99er
    • November 11, 2018

27. Will the tariffs affect all these home brew projects with Chinese parts?

    By LASooner, July 6, 2018
    • 6 replies
    • 533 views
    • 
    • FarmerPotato
    • July 8, 2018

28. Pretty delighted at these recent acquisitions

    By pixelpedant, July 13, 2018
    • 6 replies
    • 671 views
    • 
    • pixelpedant
    • July 13, 2018

29. Running games with the editor/assembler

    By CamTheBridge, July 13, 2018   

    • editor assembler
    • ti 99/4a
    • (and 1 more)

      Tagged with:

      • editor assembler
      • ti 99/4a
      • help
    • 6 replies
    • 1.1k views
    • 
    • arcadeshopper
    • July 14, 2018

30. is this a PCB of an early type of Multicart ? Universal Grom/Rom Module

    By irbarker, August 19, 2018   

    • Multicart
    • PCB
    • 6 replies
    • 900 views
    • 
    • irbarker
    • August 21, 2018

31. My BASIC-FU is not up to the task... :(

    By Omega-TI, August 28, 2018
    • 6 replies
    • 551 views
    • 
    • RXB
    • August 29, 2018

32. When can I get a TIPI? People are asking, here is my answer for now...

    By jedimatt42, September 25, 2018
    • 6 replies
    • 745 views
    • 
    • arcadeshopper
    • October 10, 2018

33. Would like to see a similar Retro Hardware project for TI99 like this!

    By Gary from OPA, September 27, 2018
    • 6 replies
    • 484 views
    • 
    • RXB
    • October 1, 2018

34. Game idea: Port of ZX81 game "City Patrol"

    By palmheads, October 1, 2018
    • 6 replies
    • 534 views
    • 
    • Retrospect
    • October 2, 2018

35. Scavenger hunt result

    By AMenard, October 6, 2018
    • 6 replies
    • 571 views
    • 
    • Shift838
    • October 15, 2018

36. Utilities I Republic Software

    By videofx, October 7, 2018
    • 6 replies
    • 586 views
    • 
    • videofx
    • October 10, 2018

37. The Plug and Play TI 99 4/A?

    By davidcalgary29, October 18, 2018
    • 6 replies
    • 392 views
    • 
    • oracle_jedi
    • October 21, 2018

38. TIPI upgrade not working

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

39. TI 99/4A - The Singing Computer - Just for Fun

    By pixelpedant, July 3, 2018
    • 6 replies
    • 639 views
    • 
    • pixelpedant
    • July 3, 2018

40. TI99_PC Locks up when I try to make floppy

    By videofx, November 16, 2018
    • 6 replies
    • 553 views
    • 
    • videofx
    • November 17, 2018

41. Question Interfacing Modern Printers & The TI-99/4A

    By Omega-TI, December 1, 2018
    • 6 replies
    • 419 views
    • 
    • arcadeshopper
    • December 3, 2018

42. December 2018 CTIUG Meeting

    By jasmaz, December 8, 2018   

    • ChicagoTIUG
    • CTIUG
    • (and 1 more)

      Tagged with:

      • ChicagoTIUG
      • CTIUG
      • Meeting
    • 6 replies
    • 543 views
    • 
    • BuckoBrand
    • January 21, 2019

43. 8K RAM cartridge

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

44. Using the TI as a USB keyboard with emulators

    By thejohndo, December 14, 2018
    • 6 replies
    • 811 views
    • 
    • globeron
    • December 23, 2018

45. Finally installed my F18

    By LASooner, December 22, 2018
    • 6 replies
    • 541 views
    • 
    • LASooner
    • December 24, 2018

46. Paul Charlton

    By atrax27407, December 31, 2018
    • 6 replies
    • 678 views
    • 
    • ewbray
    • January 8, 2019

47. Additional audio possible?

    By cbmeeks, January 7, 2019
    • 6 replies
    • 330 views
    • 
    • FDOS
    • January 8, 2019

48. Request for Wizard's Tower #7010 - Aardvark Action Software

    By twoodland, January 28, 2019
    • 6 replies
    • 565 views
    • 
    • ti99iuc
    • January 31, 2019

49. Does anyone sell a modern day ti99 power supply replacement?

    By seastalker, January 29, 2019
    • 6 replies
    • 2.3k views
    • 
    • Airshack
    • January 29, 2019

50. Jeri Elsworth has a Geneve

    By arcadeshopper, January 29, 2019
    • 6 replies
    • 431 views
    • 
    • save2600
    • February 1, 2019