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Atari 7800

The Atari 7800 ProSystem is a contemporary of the Nintendo Entertainment System and the Sega Master System. Based on extensive feedback from Atari customers, the 7800 features a streamlined design, backward compatibility with the 2600, a powerful graphics processor, and simplified controllers.

Subforums

  1. Atari 7800 Programming

    Atari 7800 programming discussions.

    18.6k
    posts

  2. 7800 High Score Club

    Show off your 7800 skills by competing with others for the highest scores in 7800 games!

    9k
    posts

  3. 7800 Concerto Multicart Support

    Official support forum for the Atari 7800 Concerto SD-Card Multicart.

    2.2k
    posts

  4. 7800 GameDrive Support

    Official support forum for the RetroHQ 7800 GameDrive Cartridge.

    1k
    posts

6,348 topics in this forum

  1. Getting Pokey sound (Ballblazer) after UAV mod in console with prior composite mod

    By rayrayrayraydog,   
    • 8 replies
    • 511 views

  2. SI 7800 - Manual Posted! (See Last Post) 1 2 3 4 8

    By PacManPlus,
    • 178 replies
    • 23.4k views

  3. Is there an adaptor to use a Jaguar controller on the 7800?

    By sirlynxalot,
    • 4 replies
    • 609 views

  4. Soon to be a new 7800 owner -- finally! 1 2

    By alucardX,
    • 47 replies
    • 2.1k views

  5. More Updates to Atari 7800 Forever.com

    By Cousin Vinnie,
    • 0 replies
    • 216 views

  6. Complete 7800 Physical Cart List

    By Cousin Vinnie,
    • 10 replies
    • 711 views

  7. It's Conner time's level compression

    By Ecernosoft,   
    • 4 replies
    • 430 views

  8. Any 7800 game that involves using a non-projectile weapon?

    By Pac-Lander,
    • 13 replies
    • 511 views

  9. Where to go to get S-video mod for my 7800

    By Ecernosoft,
    • 2 replies
    • 270 views

  10. Kiloparsec OS ROM

    By x=usr(1536),
    • 9 replies
    • 650 views

  11. The Journey of Snail: A New World

    By Atari Charles,   
    • 6 replies
    • 1.5k views

  12. Open-sourcing Concerto firmware?

    By x=usr(1536),
    • 4 replies
    • 394 views

  13. Atari 7800 Forever- Every Game Reviewed (again)

    By Cousin Vinnie,
    • 0 replies
    • 210 views

  14. Installing a 7800 in a 2800/Sears Video Arcade II case

    By Gunstar,
    • 10 replies
    • 511 views

  15. Atari 7800 Forever- Many Updates

    By Cousin Vinnie,
    • 5 replies
    • 464 views

  16. Kung Fu Master - POKEY replacement? 1 2

    By Synthpopalooza,
    • 36 replies
    • 2.6k views

  17. The upcoming 7800 releases

    By Cousin Vinnie,
    • 11 replies
    • 783 views

  18. Heck of a deal on High Score Cartridge

    By Silver Back,
    • 19 replies
    • 602 views

  19. Realsports Baseball - Black Letter Variant Analysis

    By Leonard Smith,
    • 19 replies
    • 577 views

  20. Atari 7800 NTSC longhorn engineering 2.1b s-video mod

    By slaanesh,
    • 13 replies
    • 1.2k views

  21. Expansion Interface installation 1 2

    By x=usr(1536),
    • 30 replies
    • 1.4k views

  22. Robotron cartridge - suddenly stopped booting

    By Leonard Smith,
    • 15 replies
    • 656 views

  23. Chip Tester

    By Mitch,
    • 1 reply
    • 288 views

  24. An NTSC 7800 is on its way to me in the UK, got some questions...

    By JayArgonaut,
    • 18 replies
    • 700 views

  25. Rikki & Vikki Diorama

    By Cousin Vinnie,
    • 9 replies
    • 626 views

  26. New Man on the block

    By sushko,
    • 0 replies
    • 309 views

  27. Telegames Joystick - Internal photos and comparison

    By Leonard Smith,
    • 9 replies
    • 691 views

  28. Super Game Cartridges

    By atari2600land,
    • 5 replies
    • 560 views

  29. 2 questions regarding sound-chip

    By Giles N,   
    • 8 replies
    • 571 views

  30. Golden Atari 7800?

    By R.Cade,
    • 9 replies
    • 586 views

  31. Harmony Cartridge & the Atari 7800

    By ColecoGamer,
    • 14 replies
    • 1.4k views

  32. Seen in the National Museum of Iceland, Reykjavik

    By Inky,
    • 8 replies
    • 664 views

  33. Was there ever a 7800 Kiosk or POS Display?

    By PacManPlus,
    • 4 replies
    • 522 views

  34. Bernie and the Cubic Conundrum (WIP) 1 2

    By Muddyfunster,   
    • 34 replies
    • 3.3k views

  35. Court Pooper (Demo)

    By frankodragon,   
    • 9 replies
    • 812 views

  36. I’m not seeking kudos, but… I have achieved the worst composite mod in history

    By towmater,   
    • 3 replies
    • 340 views

  37. 2600 games with color artifacts after composite mod

    By shear_xear,
    • 6 replies
    • 694 views

  38. Atari 5200 adapter

    By Ecernosoft,   
    • 11 replies
    • 591 views

  39. 7800 cap location for rf.

    By ulao,
    • 4 replies
    • 439 views

  40. 7800 troubles

    By atari2600land,
    • 12 replies
    • 560 views

  41. Moon Cresta Review

    By Cousin Vinnie,
    • 12 replies
    • 943 views

  42. Crazy 7800 joysticks

    By Atarifever,
    • 12 replies
    • 2.2k views

  43. Repairing atari 7800 became confusing

    By johannesmutlu,
    • 2 replies
    • 268 views

  44. one port press both fire buttons

    By ulao,
    • 15 replies
    • 488 views

  45. Atari 2600 on 7800

    By Enduro75,
    • 2 replies
    • 321 views

  46. Atari 7800, 5200, and 2600 flashcart copy-protection (And maybe emulator detection?) 1 2

    By Ecernosoft,   
    • 37 replies
    • 1.3k views

  47. 7800 Keyboard 1 2 3 4 6

    By Tempest,
    • 125 replies
    • 6.1k views

  48. .bin to .a78

    By Aking,
    • 4 replies
    • 466 views

  49. 7800 EU parts etc

    By atarilux,
    • 2 replies
    • 247 views

  50. bin to a78 files?

    By Tempest,
    • 4 replies
    • 3.2k views
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