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whistles generate sounds at frequencies higher than those audible to humans but well within the range of a dog's hearing. Bats have evolved very sensitive...

Audible frequency Audible range The Audible Doctor (born 1984), record producer and rapper Audible Life Stream, the esoteric essence of God Audible Minority...

interchangeably, representing the identity of the East End. The region within the audible range of the bells varies depending on the direction of the wind, but there...

A full-range loudspeaker drive unit is defined as a driver which reproduces as much of the audible frequency range as possible, within the limitations...

within the range of 23 to 54 kHz, so they are above the range of human hearing, although some are adjustable down into the audible range. To human ears...

depending on whether they make movements that are below, in or above the audible range (20–20,000 Hz or 2400–2,400,000 movements per minute), respectively...

frequency of the modulating cosine, which means the audible beat frequency (if it is in the audible range) is: f beat = f 1 − f 2 . {\displaystyle...

frequencies an ear can hear are limited to a specific range of frequencies. The audible frequency range for humans is typically given as being between about...

frequency ranges to different uses is a major function of radio spectrum allocation. Audible range Band emission Bandwidth Critical band Free spectral range Frequency...

present in the audible range (20 Hz to 20 kHz) and increase the noise above the audible range. This results in a broadband dynamic range of only 7.78 dB...

to all acoustic energy with a frequency above the audible range of human hearing. The audible range of sound is 20 hertz – 20 kilohertz. Ultrasound frequency...

applied to the removal of unwanted sounds near to the lower end of the audible range or below. For example, noises (e.g., footsteps, or motor noises from...

interference frequencies are high enough that they are outside the audible range. The terms "boundary microphone" and "pressure zone microphone" (or...

Frequencies to be used in one-third octave analyzers in the audible range Nominal Center Frequency (Hz) 20 25 31.5 40 50 63 80 100 125 160 200 250 315...

encoded in ultrasonic carrier frequencies in the range of 30 kHz, which is above the audible range. CD-4 requires a specialized phono cartridge with...

output frequency of the alternator was generally in the audible range, this produces an audible amplitude modulated (AM) signal. Simple radio detectors...

effects such as resonance, intermodulation, and energy transfer. In the audible range frequency response is usually referred to in connection with electronic...

tubes that were said to magnify the whispered voices of spirits to audible range. "Spirit slates" consisted of two chalkboards bound together that, when...

amplitude in about 8 cycles from 35 Hz to 250 Hz. The signal is in the audible range and has been described as resembling the "chirp" of a bird; astrophysicists...

the resulting sound field contains acoustic energy across the whole audible range. Anechoic chamber, an acoustic test facility which minimizes reverberation...