noun
narrowband
Technical term in telecommunications; refers to a signal or channel with a narrow frequency range. Often contrasted with 広帯域 (broadband).
See also: ナローバンド
このシステムは狭帯域通信に適している。
This system is suitable for narrowband communication.
狭帯域フィルタを使ってノイズを除去する。
Remove noise using a narrowband filter.
Katakana loanword with the same meaning, often used in more casual or marketing contexts.
Compound of 狭 (narrow) + 帯域 (band, frequency range). A straightforward technical term.