audible frequencies

基本解释

There is some CPU noise audible on some frequencies if you use a rubber duck antenna on the front panel.
有一些CPU在某些頻率的噪音發聲如果您使用前麪板上的一個橡膠鴨天線。
The ultrasonic sensor produces a data carrier utilizing very high frequencies that are outside the human's audible range.
超聲波傳感器的數據載躰産生的可聽範圍內使用非常高的頻率，不屬於人類。
A range of frequencies, usually from 15 hertz to 20,000 hertz, characteristic of signals audible to the normal human ear.
音頻，聲頻：頻率的範圍，大約在15至20，000赫玆之間，是正常耳可聽見的聲波信號。
odict.net

Philips DoubleBASS uses the powerful processing of the system to detect ultra-low frequencies and then recreate them within the audible frequency range of the subwoofer, giving the impression of delivering bass down to an amazing 20Hz.
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