Tandy 1000 series (compatible PSG)
E739766
The Tandy 1000 series (compatible PSG) refers to the line of Tandy 1000 personal computers whose sound hardware was designed to be compatible with the SN76489 programmable sound generator, enabling enhanced three-voice music and sound effects beyond the basic PC speaker.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tandy 1000 series (compatible PSG) canonical | 1 |
| Tandy graphics (enhanced CGA) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8521065 — 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 1000 series (compatible PSG) Context triple: [Texas Instruments SN76489, usedIn, Tandy 1000 series (compatible PSG)]
-
A.
Yamaha YM2610
The Yamaha YM2610 is a classic FM synthesis and ADPCM sound chip widely used in arcade and Neo Geo game systems to produce rich, multi-channel audio and sound effects.
-
B.
Fujitsu FM-7
The Fujitsu FM-7 is a Japanese 8-bit home computer from the early 1980s, known for its advanced graphics and sound capabilities and popularity among hobbyists and game developers.
-
C.
Tandy TRS-80
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.
-
D.
Commodore 128
The Commodore 128 is an 8-bit home computer released in 1985 that expanded on the popular Commodore 64 with more memory, enhanced graphics and sound capabilities, and multiple operating modes including full C64 compatibility.
-
E.
Texas Instruments SN76489
The Texas Instruments SN76489 is a classic programmable sound generator chip widely used in early home computers and game consoles to produce simple three-voice music and sound effects.
- 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 1000 series (compatible PSG) Target entity description: The Tandy 1000 series (compatible PSG) refers to the line of Tandy 1000 personal computers whose sound hardware was designed to be compatible with the SN76489 programmable sound generator, enabling enhanced three-voice music and sound effects beyond the basic PC speaker.
-
A.
Yamaha YM2610
The Yamaha YM2610 is a classic FM synthesis and ADPCM sound chip widely used in arcade and Neo Geo game systems to produce rich, multi-channel audio and sound effects.
-
B.
Fujitsu FM-7
The Fujitsu FM-7 is a Japanese 8-bit home computer from the early 1980s, known for its advanced graphics and sound capabilities and popularity among hobbyists and game developers.
-
C.
Tandy TRS-80
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.
-
D.
Commodore 128
The Commodore 128 is an 8-bit home computer released in 1985 that expanded on the popular Commodore 64 with more memory, enhanced graphics and sound capabilities, and multiple operating modes including full C64 compatibility.
-
E.
Texas Instruments SN76489
The Texas Instruments SN76489 is a classic programmable sound generator chip widely used in early home computers and game consoles to produce simple three-voice music and sound effects.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
IBM PC compatible computer line
ⓘ
home computer series ⓘ personal computer series ⓘ |
| audioBitDepth | digital-like effects via rapid PSG register changes (no true DAC) ⓘ |
| audioCapability |
sound effects beyond basic PC speaker
ⓘ
three-voice music ⓘ |
| audioChannels |
1 noise channel
ⓘ
3 tone channels ⓘ |
| audioControlMethod | I/O port–mapped PSG registers ⓘ |
| audioOutput |
external audio jack (on some models)
ⓘ
internal speaker ⓘ |
| audioVoices | 3 ⓘ |
| brand |
Radio Shack
ⓘ
linked to:
RadioShack
|
| contemporaneousWith | IBM PCjr ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| era | mid-1980s home computer market ⓘ |
| feature |
built-in sound hardware compatible with SN76489 PSG
ⓘ
enhanced audio compared to standard PC speaker ⓘ integrated graphics and sound on motherboard ⓘ |
| gameSupport |
Sierra adventure games with Tandy 3-voice music
ⓘ
many late-1980s DOS games with Tandy sound option ⓘ |
| graphicsEnhancement |
Tandy graphics (enhanced CGA)
ⓘ
linked to:
Tandy 1000 series (compatible PSG)
|
| hardwareCompatibility | many PC expansion cards ⓘ |
| intendedUse |
education
ⓘ
games ⓘ home computing ⓘ |
| manufacturer | Tandy Corporation ⓘ |
| marketPosition | budget-friendly IBM PC compatible with enhanced multimedia ⓘ |
| notableFor |
providing console-like audio on IBM PC compatibles
ⓘ
widespread support in DOS games for Tandy 3-voice sound ⓘ |
| operatingSystemSupport |
MS-DOS
ⓘ
PC DOS ⓘ
linked to:
MS-DOS
various DOS-based software ⓘ |
| platform | IBM PC compatible ⓘ |
| softwareEcosystem | PC-compatible games with Tandy sound support ⓘ |
| soundAdvantageOver | standard IBM PC and XT audio ⓘ |
| soundCategory | 8-bit era PSG-based audio ⓘ |
| soundComparedTo | PC speaker (1-bit beeper) ⓘ |
| soundCompatibilityInspiredBy |
IBM PCjr sound system
ⓘ
linked to:
IBM PCjr
|
| soundHardwareCompatibility | Texas Instruments SN76489 ⓘ |
| soundHardwareType | programmable sound generator ⓘ |
| successorTo |
Tandy Color Computer line (in home market positioning)
ⓘ
linked to:
Tandy TRS-80
|
| typicalCPU |
Intel 80286 (later models)
ⓘ
linked to:
Intel 80286
Intel 8086 ⓘ Intel 8088 ⓘ |
| usedIn |
Tandy 1000
ⓘ
linked to:
IBM PCjr
Tandy 1000 EX ⓘ
linked to:
IBM PCjr
Tandy 1000 HX ⓘ various later Tandy 1000 models with built-in PSG-compatible sound ⓘ |
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 1000 series (compatible PSG) Description of subject: The Tandy 1000 series (compatible PSG) refers to the line of Tandy 1000 personal computers whose sound hardware was designed to be compatible with the SN76489 programmable sound generator, enabling enhanced three-voice music and sound effects beyond the basic PC speaker.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tandy 1000 series (compatible PSG)