Computers: 400 Home Computer (1979) 8/16K, membrane keyboard, 400/800 OS 800 Home Computer (1979) 8/16/48K, two cartridge slots, 400/800 OS 1200XL Home Computer (1982) 64K, early XL OS, F1-F4 keys, 4 LEDs 600XL Home Computer (1983) 16K, BASIC, PBI, XL OS 800XL Home Computer (1983) 64K, BASIC, PBI, XL OS 65XE Personal Computer (1985) same as 800XL minus PBI 130XE Personal Computer(1985) same as 65XE with 128K plus ECI 800XE Personal Computer(1987?)same as 130XE but 64K. Mostly eastern Europe. XE Game System (1987) same as 65XE plus Missile Command, detach keybd Peripherals: 410 Program Recorder -Japan and Hong Kong versions. 410a - Taiwan version 810 Disk Drive -SS/SD 90K with DOS 1 or DOS 2.0S,MPI&Tandon vers. 820 40-Column Printer - 822 Thermal Printer -40 col. 825 80-Column Printer -req. 850 830 Acoustic Modem -300 baud req. 850, with Telelink I software 835 Direct Connect Modem -300 baud, with Telelink II software 850 Interface Module -4 9-pin serial, 1 15-pin parallel ports, beige & black metal versions 1010 Program Recorder -Sanyo and Chelco versions 1020 Color Printer -40 col.(80 by command) print/plot in 4 colors 1025 80-Column Printer -7-pin dot matrix 1027 Letter-Quality Printer-80 col. letter quality =Mann-Tally Riteman LQ 1029 Printer -7-pin dot matrix, same as Commodore MPS-801 1030 Direct Connect Modem -300 baud, with ModemLink software. 2 SIO ports 1050 Disk Drive -SS/ED 128K with DOS 3 or DOS 2.5 1064 -64K RAM module for 600XL XC11 Program Recorder XC12 Program Recorder XM301 Modem -300 baud, w/ XE Term software. Permanent SIO cable XMM801 Printer -80 col. Ribbon: Mannesman/Tally MS80 XDM121 Printer -80 col.letter quality. Ribbon: Silver Reed CF130 XF551 Disk Drive -DS/DD 360K with DOS XE XEP80 Interface Module -80 col. video display and DB25 parallel port SX212 Modem -1200 baud, rarely with SX-Express! package Atari 8-bit vaporware computers: (note some are more vaporous than others) 800D (Developers Bus System) 600 600XL, all black case 1000 Sweet 16 Project, lower end model. Became the 1200XL 1000-X Sweet 16 Project, higher end model. Became the 1200XL 1200 1200XL internally, many slight cosmetic differences 1200XLS 1200XL Show prototype, top-mounted cartridge slot 800XLF late 800XL with a redesigned motherboard, plus the FREDDY chip 1250XLD Earlier name for the 1450XLD 1400XL 800XL plus modem, speech synth.(looks like a 1200XL) 1450XL 1400XL plus room for 2 internal 5.25" floppy drives 1450XLD 1400XL plus 5.25" floppy drive 1600XL ???? 65XEP 65XE plus 3.5" floppy drive, 5" green monitor 65XEM 65XE plus AMIE/AMY sound chip Atari 8-bit vaporware peripherals:(note some are more vaporous than others) 815 Dual Disk Drive -2 x SS/DD 180K with DOS 2.0D 1055 -a 1050 (SS/ED) with a 3.5" mechanism 1060 CP/M Add-On Module -Z-80 CPU, 64K RAM, CP/M 2.2 OS, 80 column display 1090 XL Expansion System-5 PBI slots, CP/M/MS-DOS/Apple II compatible XM128 -12" green monitor w/ built-in 80-column card XC1411 -composite 14" color monitor XF521 -5.25" floppy drive - 1050 compatible, in XE style XF351 -a 3.5" drive. XC35 -an XF551 with a 3.5" mechanism XTM201 -non-impact printer