TI-99/4A Computers

4,660 topics in this forum

1. Wanted... F18A and P-CODE Card

   By gferluga, June 21
   • 0 replies
   • 119 views
   • 
   • gferluga
   • June 21

2. TI Bling - Black & Silver Accessories

   By Omega-TI, June 21
   • 2 replies
   • 109 views
   • 
   • HOME AUTOMATION
   • June 21

3. A brief history and the price war of the 80's

   By Armitage, June 19
   • 5 replies
   • 219 views
   • 
   • HOME AUTOMATION
   • June 21

4. Countup to 65535 posts

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

5. Transferring programs from a PC to a TI

   By atrax27407, May 9
   • 5 replies
   • 215 views
   • 
   • GDMike
   • June 21

6. need help on find this chip

   By Sean39, May 25
   • 8 replies
   • 244 views
   • 
   • GDMike
   • June 21

7. TI Coin

   By Shift838, June 7
   • 3 replies
   • 200 views
   • 
   • GDMike
   • June 21

8. My first TI console repair! 1 2

   By wolhess, April 18   

   • ti99
   • soldering
   • (and 2 more)

     Tagged with:

     • ti99
     • soldering
     • tms4116
     • nec d416c
   • 35 replies
   • 1,059 views
   • 
   • GDMike
   • June 21

9. Let's create a TI99 handheld!

   By tmop69, June 14   

   • ti99
   • raspberry
   • (and 5 more)

     Tagged with:

     • ti99
     • raspberry
     • ti-99/sim
     • retropie
     • gpi case
     • handheld
     • retroflag
   • 7 replies
   • 568 views
   • 
   • jedimatt42
   • June 20

10. PNW TI Picnic this summer?

    By Omega-TI, June 18
    • 13 replies
    • 284 views
    • 
    • Omega-TI
    • June 20

11. Omega's OPINION (take it or leave it).

    By Omega-TI, June 16
    • 19 replies
    • 408 views
    • 
    • Mehridian Sanders
    • June 19

12. If money was no object...

    By Omega-TI, June 18
    • 9 replies
    • 235 views
    • 
    • Tornadoboy
    • June 19

13. z80 CPU on Corcomp Triple-Tech Card

    By retroclouds, June 5
    • 13 replies
    • 393 views
    • 
    • OLD CS1
    • June 19

14. Found this little gem at the Ax-Man surplus store in St. Paul today.

    By broettger, May 28, 2018   

    • PHA2000
    • Cassette Cable
    • 8 replies
    • 587 views
    • 
    • Za_Lord
    • June 18

15. myarc and gram kracker items value ?

    By 32251, June 18
    • 1 reply
    • 120 views
    • 
    • arcadeshopper
    • June 18

16. “Still TI” Reinvented: Some T80XB 80 Column and Text-to-Speech Disk Fun

    By pixelpedant, June 17
    • 6 replies
    • 315 views
    • 
    • Omega-TI
    • June 18

17. TI-ARTIST Pics on WHT

    By atrax27407, June 18
    • 2 replies
    • 107 views
    • 
    • atrax27407
    • June 18

18. What is the closest TI game to match this TRS-80 game?

    By Omega-TI, June 16
    • 8 replies
    • 292 views
    • 
    • bfollett
    • June 17

19. 1 Meg Super AMS Discussion Thread 1 2 3 4 15

    By Omega-TI, May 2, 2016   

    • TI-99/4A
    • 1MEG
    • (and 2 more)

      Tagged with:

      • TI-99/4A
      • 1MEG
      • SAMS
      • AMS
    • 360 replies
    • 19,223 views
    • 
    • MikeV
    • June 17

20. What could they have done better with the 99/4a? 1 2 3 4 6

    By Tornadoboy, April 24, 2017   

    • improve mistakes
    • 135 replies
    • 4,382 views
    • 
    • HOME AUTOMATION
    • June 16

21. Restoring/lubricating a keyboard

    By csoren, June 15
    • 4 replies
    • 121 views
    • 
    • csoren
    • June 15

22. June 2020 CTIUG Meeting

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

    • chicagotiug
    • ctiug
    • (and 1 more)

      Tagged with:

      • chicagotiug
      • ctiug
      • meeting
    • 3 replies
    • 138 views
    • 
    • ti99iuc
    • June 14

23. Strangest place you've ever seen a TI.... 1 2

    By cbmeeks, October 14, 2019
    • 42 replies
    • 1,580 views
    • 
    • ElectricLab
    • June 14

24. Sandbox Loader / Assembly Programs & Instructions 1 2

    By Omega-TI, June 10
    • 29 replies
    • 628 views
    • 
    • Lee Stewart
    • June 13

25. modem "vs" games

    By arcadeshopper, June 13
    • 3 replies
    • 121 views
    • 
    • Nervebreaker
    • June 13

26. 4A DOS

    By dhe, April 29
    • 20 replies
    • 477 views
    • 
    • Omega-TI
    • June 9

27. Kilobyte Magazine with TI-99/2 article

    By adamantyr, June 8
    • 1 reply
    • 138 views
    • 
    • acadiel
    • June 8

28. Viditel prototype cartridge

    By hofster, April 13
    • 19 replies
    • 785 views
    • 
    • publicarni
    • June 8

29. A question of preference.

    By Mehridian Sanders, June 1
    • 19 replies
    • 348 views
    • 
    • HOME AUTOMATION
    • June 8

30. What's in a name?

    By Omega-TI, June 4
    • 13 replies
    • 373 views
    • 
    • MikeV
    • June 8

31. Wulf Becherer, Eugen Baumgartner

    By blackbox, May 19   

    • help
    • info please
    • (and 1 more)

      Tagged with:

      • help
      • info please
      • 3d-world
    • 14 replies
    • 379 views
    • 
    • blackbox
    • June 7

32. TIPI and Mass Transfer 1 2 3

    By BeeryMiller, September 20, 2018
    • 62 replies
    • 1,294 views
    • 
    • InsaneMultitasker
    • June 7

33. Oldie, but not moldy storage box goldies (BASIC found tape)

    By Omega-TI, June 3
    • 13 replies
    • 227 views
    • 
    • ti99iuc
    • June 7

34. Cant get 3.5" floppy to work

    By videofx, October 9, 2018
    • 23 replies
    • 403 views
    • 
    • globeron
    • June 7

35. full MAME setup packages for Geneve, TI99-8,99-2,tomy

    By hloberg, June 5
    • 6 replies
    • 180 views
    • 
    • hloberg
    • June 6

36. Original TI-99/4 Brochure

    By Toucan, June 2
    • 2 replies
    • 162 views
    • 
    • Omega-TI
    • June 6

37. Does anyone know the pinout/schematic for the MBX joystick?

    By masschamber, May 26
    • 5 replies
    • 298 views
    • 
    • publicarni
    • June 6

38. 32k Sidecar

    By Dutchboy, June 2   

    • 32k
    • compatibility
    • 8 replies
    • 215 views
    • 
    • Dutchboy
    • June 4

39. TRU-MUG (A new user group)

    By Opry99er, January 5, 2019
    • 9 replies
    • 616 views
    • 
    • dhe
    • June 3

40. What cable is this ???

    By MrDave, June 2   

    • ti hardware
    • 9 replies
    • 244 views
    • 
    • Ed in SoDak
    • June 3

41. wanted: ea carts

    By arcadeshopper, June 2
    • 4 replies
    • 175 views
    • 
    • arcadeshopper
    • June 3

42. The TI game that never was... 1 2

    By Omega-TI, April 25
    • 25 replies
    • 830 views
    • 
    • Tursi
    • June 2

43. Replacing a TMS2564 with a standard 2764 EPROM

    By atrax27407, June 1
    • 0 replies
    • 99 views
    • 
    • atrax27407
    • June 1

44. Mini Memory

    By Casey, April 24
    • 5 replies
    • 369 views
    • 
    • hloberg
    • June 1

45. TI History with a bit of drama 1 2

    By Ed in SoDak, March 22, 2018
    • 32 replies
    • 1,566 views
    • 
    • Toucan
    • May 31

46. WiModem232

    By BeeryMiller, May 28
    • 4 replies
    • 147 views
    • 
    • BeeryMiller
    • May 31

47. FlashROM99 16k Images

    By wdatkinson, July 17, 2016
    • 19 replies
    • 3,881 views
    • 
    • pixelpedant
    • May 31

48. The Hidden Reef BBS

    By Swim, May 31
    • 0 replies
    • 91 views
    • 
    • Swim
    • May 31

49. Arcturus/Zaxxon Content Collection

    By pixelpedant, May 26
    • 19 replies
    • 432 views
    • 
    • sometimes99er
    • May 29

50. Disassemble tms9995

    By humeur, May 27
    • 5 replies
    • 158 views
    • 
    • apersson850
    • May 28