V2EX dynamic range

Dynamic Range

定义 Definition

dynamic range(动态范围):指一个系统、设备或媒介能够处理/呈现的最小与最大信号强度之间的范围。常用于音频(从最轻到最响的声音)、摄影/影像(从最暗到最亮的细节)、以及一般测量与工程领域。也常简称为 DR

例句 Examples

The new camera has a wider dynamic range, so it keeps detail in both shadows and highlights.
这台新相机的动态范围更宽,因此暗部和高光细节都能保留。

In mastering, too much compression can reduce dynamic range, making the track sound loud but flat and tiring.
在母带处理中,过度压缩会降低动态范围,让歌曲听起来很响但缺乏起伏,久听容易疲劳。

发音 Pronunciation (IPA)

/danmk rend/

词源 Etymology

dynamic 源自希腊语 dynamis(力量、动力),经拉丁语与法语进入英语;range 源自古法语 rengier/ranger(排列、延伸成行),后来引申为“范围、区间”。合在一起表示“随强弱变化的可用范围”。

相关词 Related Words

文学与著作中的使用 Literary Works

  • Ansel AdamsThe Negative》:在摄影分区系统(Zone System)讨论中涉及影像的明暗层次与可记录范围(与动态范围密切相关)。
  • Bob KatzMastering Audio: The Art and the Science》:系统讲解母带处理、响度与动态范围的关系。
  • David Miles Huber & Robert E. RunsteinModern Recording Techniques》:在录音与混音章节中讨论动态范围、压缩器等概念。
  • Francis Rumsey & Tim McCormickSound and Recording》:介绍音频系统指标时常用到动态范围与信噪比等术语。
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