V2EX peak-to-peak

Peak-to-peak

释义 Definition

峰峰值;峰-峰(幅度/电压):指一个周期性信号从最高点(峰值)到最低点(谷值)之间的总变化量,常用于电子、电学与信号处理领域(如“峰峰电压”)。

发音 Pronunciation

/pik t pik/

例句 Examples

The oscilloscope shows a peak-to-peak voltage of 2 volts.
示波器显示峰峰电压为2伏。

To reduce noise, the engineer measured the signal’s peak-to-peak amplitude over several cycles and compared it with the RMS value.
为了降低噪声,工程师测量了该信号在多个周期内的峰峰幅度,并将其与均方根值(RMS)进行比较。

词源 Etymology

peak(峰值)+ to(到)+ peak(峰值) 构成的复合表达,字面意思是“从一个峰到另一个峰”。在技术语境中通常特指从最高峰到最低谷的全幅变化,常写作 peak-to-peak 或缩写 p-p / pp / Vpp(指电压时)。

相关词 Related Words

文学与著作 Literary Works

  • The Feynman Lectures on Physics(《费曼物理学讲义》)
  • The Art of Electronics(《电子学的艺术》)
  • Practical Electronics for Inventors(《发明者实用电子学》)
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