[ Home | FAQ | News | Contents | Indexes ]
See below for specifications and information on this system.
Specifications and information
|Key Dates:||Announced August 1977
Discontinued January 1981 due to FCC rules for RF interference
|Memory:||4K RAM, expandable to 16K in system unit, 48K via Expansion Interface|
|Operating System:||ROM BASIC; TRSDOS with Expansion Interface and disk drive|
|Input/Output:||DIN port for TRS-80 composite monochrome monitor; DIN port for cassette player; card
edge expansion connector for Expansion Interface or parallel printer
With Expansion Interface: Floppy disk interface card edge connector; Parallel Printer card edge connector; Serial Port card edge connector (with optional serial port board installed in Expansion Interface)
|Resolution:||Monochrome 128x48 graphics; 64x24 character display|
|Other Items in Collection:||LNW Expansion Interface (pictured); Radio Shack Expansion Interface; disk drives; spare monitor; spare system unit; various software; some documentation; 5 meg hard disk drive|
|Items Needed:||Power supplies for spare unit; Expansion Interface in good shape; documentation|
My first personal computer was a TRS-80, in September of 1977.
Here's a look at the Radio Shack 5 Meg Hard Disk Drive for the TRS-80 Model 1/3:
The famous & rare TRS-80 Model 1 Voice Synthesizer module:
Return to Computer Index
Send mail to CompanyWebmaster with
questions or comments about this web site.
Copyright © 1997-1999 CompanyLongName
Last modified: April 17, 2003