Tandy TRS-80
E654565
The Tandy TRS-80 was one of the earliest mass-market personal computers, popular in the late 1970s and early 1980s for home and small business use.
All labels observed (7)
| Label | Occurrences |
|---|---|
| TRS-80 | 10 |
| TRS-80 Color Computer | 4 |
| TRS-80 Model I | 2 |
| Tandy TRS-80 canonical | 2 |
| TRS-80 Model 4 | 1 |
| TRS-80 Model III | 1 |
| Tandy Color Computer line (in home market positioning) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7304482 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tandy TRS-80 Context triple: [Zilog Z80, usedIn, Tandy TRS-80]
-
A.
Commodore VIC-20
The Commodore VIC-20 is an early 1980s home computer known for being one of the first affordable, mass-market color computers and a major commercial success for Commodore.
-
B.
Atari 8-bit family
The Atari 8-bit family is a series of home computers released by Atari in the late 1970s and 1980s, known for their advanced graphics and sound capabilities for the time and a rich library of games and productivity software.
-
C.
TI-99/4A
The TI-99/4A is a home computer released by Texas Instruments in the early 1980s, notable for being one of the first 16-bit consumer machines and competing with systems like the Atari 8-bit and Commodore 64.
-
D.
Atari 400
The Atari 400 is an early home computer released by Atari in 1979, notable for its membrane keyboard, cartridge-based software, and role in popularizing 8-bit computing in the home.
-
E.
Commodore 64
The Commodore 64 is an iconic 8-bit home computer from the 1980s, renowned for its widespread popularity, distinctive sound and graphics capabilities, and extensive library of games and software.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tandy TRS-80 Target entity description: The Tandy TRS-80 was one of the earliest mass-market personal computers, popular in the late 1970s and early 1980s for home and small business use.
-
A.
Commodore VIC-20
The Commodore VIC-20 is an early 1980s home computer known for being one of the first affordable, mass-market color computers and a major commercial success for Commodore.
-
B.
Atari 8-bit family
The Atari 8-bit family is a series of home computers released by Atari in the late 1970s and 1980s, known for their advanced graphics and sound capabilities for the time and a rich library of games and productivity software.
-
C.
TI-99/4A
The TI-99/4A is a home computer released by Texas Instruments in the early 1980s, notable for being one of the first 16-bit consumer machines and competing with systems like the Atari 8-bit and Commodore 64.
-
D.
Atari 400
The Atari 400 is an early home computer released by Atari in 1979, notable for its membrane keyboard, cartridge-based software, and role in popularizing 8-bit computing in the home.
-
E.
Commodore 64
The Commodore 64 is an iconic 8-bit home computer from the 1980s, renowned for its widespread popularity, distinctive sound and graphics capabilities, and extensive library of games and software.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | personal computer ⓘ |
| alsoKnownAs |
TRS-80 Model I
ⓘ
linked to:
Tandy TRS-80
|
| brand |
Radio Shack
ⓘ
linked to:
RadioShack
|
| bus | proprietary expansion bus ⓘ |
| color | gray ⓘ |
| contemporaryWith |
Apple II
ⓘ
Commodore PET ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| cpu | Zilog Z80 ⓘ |
| cpuClockSpeed | 1.77 MHz ⓘ |
| discontinued | 1981 ⓘ |
| displayType | monochrome CRT ⓘ |
| expansionInterface | external expansion interface box ⓘ |
| formFactor | all-in-one desktop unit ⓘ |
| graphicsCapability | block graphics ⓘ |
| hasPeripheral |
disk drive
ⓘ
line printer ⓘ modem ⓘ |
| inputDevice | keyboard ⓘ |
| introduced | 1977 ⓘ |
| keyboardType | integrated full-stroke keyboard ⓘ |
| launchDate | 1977-08-03 ⓘ |
| manufacturer | Tandy Corporation ⓘ |
| marketedFor |
education
ⓘ
home use ⓘ small business use ⓘ |
| notableFor | being one of the first mass-market personal computers ⓘ |
| notableSoftware |
VisiCalc (via later models and disk systems)
ⓘ
linked to:
VisiCalc
|
| operatingSystem |
LDOS
ⓘ
NewDOS ⓘ TRS-DOS ⓘ
linked to:
TRS-80 TRSDOS
|
| optionalStorage | 5.25-inch floppy disk ⓘ |
| outputDevice |
printer
ⓘ
video display ⓘ |
| powerSupply | internal ⓘ |
| primaryStorage | cassette tape ⓘ |
| programmingLanguage |
Level I BASIC
ⓘ
linked to:
BASIC
Level II BASIC ⓘ
linked to:
BASIC
Microsoft BASIC ⓘ |
| ram |
16 KB
ⓘ
4 KB ⓘ 48 KB ⓘ |
| rom | 4 KB ⓘ |
| soldBy |
Radio Shack retail stores
ⓘ
linked to:
RadioShack
|
| successor |
TRS-80 Model 4
ⓘ
linked to:
Tandy TRS-80
TRS-80 Model III ⓘ
linked to:
Tandy TRS-80
|
| textResolution | 64×16 characters ⓘ |
| wordSize | 8-bit ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Tandy TRS-80 Description of subject: The Tandy TRS-80 was one of the earliest mass-market personal computers, popular in the late 1970s and early 1980s for home and small business use.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
Tandy 1000 series (compatible PSG)
→
successorTo
→
Tandy Color Computer line (in home market positioning)
ⓘ
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80
linked to: Tandy TRS-80