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TRS-80
Tandy Corporation • 1977

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Launched ByTandy Corporation
Type8-bit Microcomputer
Launch03rd August 1977
Discontinued1983


The TRS-80 Microcomputer System was launched in 1977 by Tandy, and sold throughout their Radio Shack stores. In 1980 The original model was discontinued and superseded by the compatible-ish TRS-80 Model III (many programs required patches).

The TRS-80 was part of BYTE Magazine's "1977 Trinity", which included the Apple II, and Commodore's PET.

Latest TRS-80 posts

Popular TRS-80 games

Emulation

System Emulator Notes
Windows / Mac OS / Linux MAME/MESS Good Support. Setname: trs80 or trs80_m3 for Model III
Windows TRS32 Shareware
Windows Sharp80 TRS-80 Model III emulator
Windows / Mac OS / Linux sdltrs Doesn't work on modern Macs. Last updated 2009
Web Browser trsjs Javascript Model III emulator
RetroPie via sdltrs Requires keyboard.

Emulator information last updated 1st April 2020

Tech Specs and further details

Name TRS-80 Microcomputer System
Origin United States
Processor Z80
Memory 4KB expandable to 48K
Display Size (characters) 64x16
Colours monochrome
Audio via cassette interface
Storage Cassette, Floppy Disk
Input Built-in Keyboard
Name TRS-80 Model III
Origin United States
Processor Z80
Memory 4 KB expandable to 48 KB
Display Size (characters) 16 x 64 (hi-res) or 16 x 32 (lo-res)
Colours monochrome
Audio via cassette interface
Storage Cassette, Floppy Disk
Input Built-keyboard

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