High Com noise reduction
E1010511
High Com noise reduction is an analog audio noise-reduction system developed by Telefunken to reduce tape hiss and improve the dynamic range of cassette and reel-to-reel recordings.
All labels observed (1)
| Label | Occurrences |
|---|---|
| High Com noise reduction canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12935180 — 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: High Com noise reduction Context triple: [Dolby S, competesWith, High Com noise reduction]
-
A.
QuietTuning noise reduction
QuietTuning noise reduction is Buick’s proprietary suite of sound-deadening and acoustic technologies designed to create a quieter, more refined cabin environment in its vehicles.
-
B.
Dolby C noise reduction
Dolby C noise reduction is an advanced analog cassette noise-reduction system developed by Dolby Laboratories that provides greater high-frequency noise reduction and dynamic range improvement than the earlier Dolby B system.
-
C.
Dolby B noise reduction
Dolby B noise reduction is a consumer-oriented analog tape noise reduction system designed to reduce high-frequency hiss on cassette recordings while maintaining compatibility with standard playback equipment.
-
D.
Dolby S noise reduction
Dolby S noise reduction is an advanced analog cassette noise-reduction system introduced by Dolby Laboratories, offering performance approaching that of professional Dolby SR for consumer audio equipment.
-
E.
Dolby A-type noise reduction
Dolby A-type noise reduction is a professional analog audio noise reduction system developed by Dolby Laboratories to reduce tape hiss in recording and film sound.
- 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: High Com noise reduction Target entity description: High Com noise reduction is an analog audio noise-reduction system developed by Telefunken to reduce tape hiss and improve the dynamic range of cassette and reel-to-reel recordings.
-
A.
QuietTuning noise reduction
QuietTuning noise reduction is Buick’s proprietary suite of sound-deadening and acoustic technologies designed to create a quieter, more refined cabin environment in its vehicles.
-
B.
Dolby C noise reduction
Dolby C noise reduction is an advanced analog cassette noise-reduction system developed by Dolby Laboratories that provides greater high-frequency noise reduction and dynamic range improvement than the earlier Dolby B system.
-
C.
Dolby B noise reduction
Dolby B noise reduction is a consumer-oriented analog tape noise reduction system designed to reduce high-frequency hiss on cassette recordings while maintaining compatibility with standard playback equipment.
-
D.
Dolby S noise reduction
Dolby S noise reduction is an advanced analog cassette noise-reduction system introduced by Dolby Laboratories, offering performance approaching that of professional Dolby SR for consumer audio equipment.
-
E.
Dolby A-type noise reduction
Dolby A-type noise reduction is a professional analog audio noise reduction system developed by Dolby Laboratories to reduce tape hiss in recording and film sound.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | analog audio noise-reduction system ⓘ |
| appliesTo |
cassette tape recordings
ⓘ
reel-to-reel tape recordings ⓘ |
| category |
audio engineering
ⓘ
sound recording technology ⓘ |
| competesWith |
Dolby B
ⓘ
Dolby C ⓘ dbx noise reduction ⓘ |
| compressionRatio | 2:1 ⓘ |
| countryOfOrigin | Germany ⓘ |
| developer | Telefunken ⓘ |
| expansionRatio | 1:2 ⓘ |
| hasVariant |
High Com II
ⓘ
High Com III ⓘ |
| introducedInDecade | 1970s ⓘ |
| market | hi-fi audio ⓘ |
| noiseTypeReduced | tape hiss ⓘ |
| operatingPrinciple | compander ⓘ |
| processingDomain | analog audio signal ⓘ |
| purpose |
improve dynamic range
ⓘ
reduce tape hiss ⓘ |
| requires |
compatible High Com decoder
ⓘ
compatible High Com encoder ⓘ |
| signalPath |
decode during playback
ⓘ
encode during recording ⓘ |
| status | largely obsolete ⓘ |
| targetMedium | magnetic tape ⓘ |
| usedWith |
consumer tape decks
ⓘ
semi-professional tape recorders ⓘ |
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: High Com noise reduction Description of subject: High Com noise reduction is an analog audio noise-reduction system developed by Telefunken to reduce tape hiss and improve the dynamic range of cassette and reel-to-reel recordings.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.