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单词 video frequency
释义

Definition of video frequency in English:

video frequency

noun
  • A frequency in the range used for video signals in television.

    Example sentencesExamples
    • For some applications, e.g. inline laser printing, the video frequencies must be calibrated to the print engine mechanism so board changes are not practical.
    • As high-frequency op amps became available, active filters once used only for audio became practical for video frequencies.
    • The ProExtreme wireless camera detector automatically scans all the commonly used video frequencies in under 10 seconds.
    • Like composite video, they tend to be designed for flexibility and performance at lower video frequencies.
    • The video signal forms a square wave with a video frequency of approximately 19 kHz.
    • Because the frequencies of the vibration are higher than the video frequency, strobed illumination of the hemicochlea preparation was used to acquire the images.
    • This was broadcast over all video frequencies not long ago.
 
 
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更新时间:2024/11/11 5:15:21