Televisor mechanical television system
E472088
The Televisor mechanical television system was an early experimental television device developed by John Logie Baird that used spinning disks and mechanical scanning to transmit low-resolution moving images.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Baird mechanical television system | 2 |
| Nipkow disk | 2 |
| Baird 30-line standard | 1 |
| Nipkow scanning disk | 1 |
| Televisor mechanical television system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4802072 — 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: Televisor mechanical television system Context triple: [John Logie Baird, notableWork, Televisor mechanical television system]
-
A.
Kinetoscope
The Kinetoscope was an early motion picture exhibition device that allowed a single viewer to watch short films through a peephole, pioneering the commercial development of cinema in the 1890s.
-
B.
Kinetograph
The Kinetograph was an early motion picture camera developed in the late 19th century by Thomas Edison and William Kennedy Laurie Dickson to record films for viewing in the Kinetoscope.
-
C.
Biograph projector
The Biograph projector was an early motion picture projection system developed in the late 19th century, notable for its large-format film and role in pioneering commercial cinema exhibition.
-
D.
Vitascope
Vitascope was an early film projector developed in the 1890s that helped introduce projected motion pictures to large audiences in theaters.
-
E.
Edison effect
The Edison effect is the phenomenon in which electrons are emitted from a heated filament into a vacuum, forming the basis for early vacuum tubes and thermionic devices.
- 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: Televisor mechanical television system Target entity description: The Televisor mechanical television system was an early experimental television device developed by John Logie Baird that used spinning disks and mechanical scanning to transmit low-resolution moving images.
-
A.
Kinetoscope
The Kinetoscope was an early motion picture exhibition device that allowed a single viewer to watch short films through a peephole, pioneering the commercial development of cinema in the 1890s.
-
B.
Kinetograph
The Kinetograph was an early motion picture camera developed in the late 19th century by Thomas Edison and William Kennedy Laurie Dickson to record films for viewing in the Kinetoscope.
-
C.
Biograph projector
The Biograph projector was an early motion picture projection system developed in the late 19th century, notable for its large-format film and role in pioneering commercial cinema exhibition.
-
D.
Vitascope
Vitascope was an early film projector developed in the 1890s that helped introduce projected motion pictures to large audiences in theaters.
-
E.
Edison effect
The Edison effect is the phenomenon in which electrons are emitted from a heated filament into a vacuum, forming the basis for early vacuum tubes and thermionic devices.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
early television device
ⓘ
mechanical television system ⓘ |
| audioTransmission | separate radio set for sound ⓘ |
| broadcastStandard |
Baird 30-line standard
ⓘ
linked to:
Televisor mechanical television system
|
| category | historical television technology ⓘ |
| commercialization |
sold as a complete receiver
ⓘ
sold as a home television kit ⓘ |
| component |
Nipkow scanning disk
ⓘ
linked to:
Televisor mechanical television system
neon lamp or light source behind disk ⓘ synchronous motor ⓘ |
| countryOfDevelopment | United Kingdom ⓘ |
| demonstratedBy | John Logie Baird in public demonstrations ⓘ |
| developer | John Logie Baird ⓘ |
| displayType | neon lamp display ⓘ |
| era | 1920s ⓘ |
| firstPublicService | used for early BBC experimental television broadcasts ⓘ |
| frameRate | about 12.5 frames per second ⓘ |
| historicalSignificance | one of the earliest systems to show live moving television images to consumers ⓘ |
| historicalStatus | obsolete technology ⓘ |
| imageAspect | narrow vertical image ⓘ |
| imageSource | mechanically scanned camera ⓘ |
| imageType | monochrome image ⓘ |
| influenced | development of electronic television standards ⓘ |
| introduced | early 1930s ⓘ |
| limitations |
flicker
ⓘ
low image resolution ⓘ small picture size ⓘ |
| lineCount | 30-line image ⓘ |
| manufacturer | Baird Television Development Company ⓘ |
| marketedAs |
Baird Televisor
ⓘ
linked to:
Baird television camera
|
| notableFor |
being one of the first commercially available television sets
ⓘ
demonstrating practical television reception to the public ⓘ |
| operatingBand | medium-wave radio frequencies ⓘ |
| powerSource | mains electricity ⓘ |
| requires | precise synchronization between transmitter and receiver disks ⓘ |
| resolution | 30 scan lines ⓘ |
| scanDirection | vertical scanning ⓘ |
| scanningMethod |
Nipkow disk
ⓘ
linked to:
Televisor mechanical television system
|
| scanType | progressive scan ⓘ |
| signalMedium |
radio transmission
ⓘ
wired transmission ⓘ |
| supersededBy | electronic television systems ⓘ |
| technologyType | mechanical television ⓘ |
| transmits | low-resolution moving images ⓘ |
| uses |
mechanical scanning
ⓘ
spinning disk ⓘ |
| viewingMethod | small viewing window ⓘ |
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: Televisor mechanical television system Description of subject: The Televisor mechanical television system was an early experimental television device developed by John Logie Baird that used spinning disks and mechanical scanning to transmit low-resolution moving images.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Baird
linked to: Televisor mechanical television system
linked to: Televisor mechanical television system
linked to: Televisor mechanical television system
linked to: Televisor mechanical television system
linked to: Televisor mechanical television system
linked to: Televisor mechanical television system