!!!Atari Hardware

!!Cartridges
* [Blueprint of ACTION! Cart]
* [AtariMax EXEPACKER Files with bundled DOS]
* [ARGS RS232 Cartridge] (deutsch)
* [Cartridges]

!!Controllers
* [How to query the MultiJoy Interface]
* [Multijoy|How to query the MultiJoy Interface] Interface
* [Trackball]
* [Atari CX70 Light Pen]
* [Atari CX77 Touch Tablet]
* [Atari CX80 Trak-Ball controller]
* [Atari CX85 Numerical Keypad|AtariCX85]

!!Computers
* [Atari 400]
* [Atari 800]
* [Atari 1200XL]
* [Atari 800XL]
* [Atari 600XL]
* [Atari 130XE]
* [Atari 65XE]
* [Atari 800XE]
* [Atari XEGS]

!!Disk Drives
!Atari Disk Drives
* [Atari 810]
* [Atari 815]
* [ATARI 1450XL HOME COMPUTER INTEGRAL DISK DRIVE SPECIFICATION]
* [Atari 1050]
* [Atari XF551]

!Third Party Disk Drives
* [Happy Computers Upgrades]
* [CompyShop Speedy Upgrades]
* [Turbo1050 Upgrades]
* [XF551 Indexlochabfrage - Indexhole Detection upgrade]
* [Floppy 2000]
* [HDI Interface] (aka Floppy 3000)
* [Indus GT Schematics]
* [Indus GT Field Service Manual]
* [Indus GT Firmware ROM Source] (Disassembly)
!Upgrades

!!Interfaces
* [ATARI 850]
* [TransKey-II]

!!Modems
* [ATARI 830 Acoustic Modem]
* [ATARI 835 Direct connect Modem]
* [ATARI 1030]
* [ATARI XM301]
* [ATARI SX212]

!!Printers
* [ATARI 820 40-column printer]
* [ATARI 822 Thermal Printer]
* [ATARI 825 Dot Matrix Printer]
* [ATARI 1020 Plotter]
* [ATARI 1025 Dot Matrix Printer]
* [ATARI 1027 Letter Quality Printer]
* [Atari 1027 Printer - OS Timeout Fix]
* [ATARI 1029 Dot Matrix Printer]
* [ATARI XMM801 Dot Matrix Printer]
* [ATARI XDM121 Daisy Wheel Printer]

!!Tape Drives
* [ATARI 410]
* [ATARI 1010]
* [Bugfix for the Cassette Handler]
* [ATARI XC11]
* [ATARI XC12 = XCA12 = CA12]
* [ATARI XL12]
* [All about Cassette Tapes from 1979.pdf|All_about_Cassette_Tapes_1979.pdf] ; size: 741 KB

!!Video Upgrades
* [XEP80|XEP80]