line noise
- noun
- Specialized
- The actual effective throughput will be lower due to overheads (losses) arising from the transmission protocol used; data packet retransmissions caused by line noise, weather interference, and also congested intermediate networks.
Examples
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The engineer measured the line noise on the communication line, noting how it affected the call quality.
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For a while, there was only line noise: me at a pay phone in Redding, and Beth sitting around back home.
Fiction book (1992) -
Is the unit affected adversely by electromagnetic interference or power line noise?
Academic text (1990) -
Radio JOVE participants will soon learn, however, that if power-line noise is a problem, the project equipment is very portable and that you can work with your local power company to locate and correct the problems causing the interference.
Academic text (2004) -
Interference from nearby electrical devices increased the line noise, resulting in static during the conversation.
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To improve signal clarity, we had to address the line noise that was disrupting our audio feed.
Synonyms
Extra sounds or information that hide the main message
Unwanted signals that disturb or block radio and phone communication
Unwanted electric signals that make devices not work properly
How Noisy
Surface Forms
Morphology
The meaning 'unwanted electrical or audio interference in a communication channel' is directly and compositionally derived from 'line' (a channel or connection) + 'noise' (unwanted/random signal). This straightforward compound follows common technical and everyday usage patterns and is cross-linguistically transparent, so a B1 learner who knows both words would likely infer the meaning.
Etymology
Line noise comes from the simple picture of a wire or phone line carrying sound that is full of extra noise like buzzing or static. That's why it means 'unwanted sound or signal on a phone or other connection'.