基き本ほん周しゅう波は数すう

noun

fundamental frequency; fundamental

Physics term for the lowest frequency of a periodic waveform. In acoustics, it corresponds to the perceived pitch.

• 音おん声せいの基き本ほん周しゅう波は数すうは、声こえの高たかさを決きめる重じゅう要ような要よう素そです。

  The fundamental frequency of a voice is an important factor that determines its pitch.

• この波は形けいの基き本ほん周しゅう波は数すうは100Hzです。

  The fundamental frequency of this waveform is 100 Hz.