MANUFACTURER: TANDY CORPORATION

RELEASE DATE: AUGUST 1977

DISCONTINUED: JANUARY 1981

OPERATING SYSTEM: TRSDOS, LDOS, NEWDOS/80

MEMORY: 4K EXPANDABLE TO 48K

PROCESSOR: ZILOG Z80 @ 1.774MHZ

GRAPHICS: 16 ROW X 64/32 BLOCK GRAPHICS

SOUND: NONE WITHOUT MODIFICATION OR EXPANSIONS

STORAGE MEDIA: TAPE / HARD DRIVE* / FLOPPY* (WITH EXPANSION)

MANUFACTURER: TANDY CORPORATION

RELEASE DATE: 1980

DISCONTINUED: 1991

OPERATING SYSTEM: COLOR BASIC 1.0/2.0, OS-9

MEMORY: RANGE FROM 16, 32, 64, 128, 512KB OPTIONS

PROCESSOR: 6809E @ 0.895MHZ / 1.79MHZ

GRAPHICS: MC6847 VIDEO DISPLAY GENERATOR

SOUND: 6 BIT DAC

STORAGE MEDIA: CASSETTE / 5.25 FLOPPY DISK

PROGRAM MEDIA: CARTRIDGE / CASSETTE / FLOPPY DISK

MANUFACTURER: TANDY CORPORATION

RELEASE DATE: 1983

DISCONTINUED: 1991

OPERATING SYSTEM: OS-9

MEMORY: RANGE FROM 16, 32, 64KB OPTIONS

PROCESSOR: 6809E @ 0.895MHZ / 1.79MHZ

GRAPHICS: MC6847 VIDEO DISPLAY GENERATOR

SOUND: 6 BIT DAC

STORAGE MEDIA: CASSETTE / 5.25 FLOPPY DISK

PROGRAM MEDIA: CARTRIDGE / CASSETTE / FLOPPY DISK

MANUFACTURER: TANDY CORPORATION

RELEASE DATE: 1984

DISCONTINUED: 1993

OPERATING SYSTEM: TANDY DOS

MEMORY: 128KB EXPANDABLE TO 640KB

PROCESSOR: 8088 @ 4.77MHZ / 7.16MHZ

GRAPHICS: TANDY VIDEO (CGA COMPATIBLE)

SOUND: TEXAS INSTRUMENTS SN76489 / NCR 8496 (PSG)

STORAGE MEDIA: 5.25 FLOPPY DISK

PROGRAM MEDIA: FLOPPY DISK

MANUFACTURER: TANDY CORPORATION

RELEASE DATE: 1984

DISCONTINUED: 1993

OPERATING SYSTEM: TANDY DOS

MEMORY: 384KB EXPANDABLE TO 640KB

PROCESSOR: 8088 @ 4.77MHZ / 7.16MHZ

GRAPHICS: TANDY VIDEO (CGA COMPATIBLE)

SOUND: TEXAS INSTRUMENTS SN76489 / NCR 8496 (PSG)

STORAGE MEDIA: 5.25 FLOPPY DISK

PROGRAM MEDIA: FLOPPY DISK