Sentence examples for frequency heard from inspiring English sources

When the source and the observer are moving closer together, the perceived frequency is higher than the normal frequency, or the frequency heard when the observer is at rest with respect to the source.

If the string has a node at its centre, then it produces a note at exactly double the frequency (heard by the human ear as one octave higher); and the more nodes there are, the higher the frequency of the note.

Researchers made the discovery after developing a special microphone array to more closely study the tunes of male mice, which range from 35 to 125 kilohertz (kz)—far higher than the maximum frequency heard by humans (20 kz).

The frequencies heard by rodents differ between species.

Fig 1 Comparison of pure tone and extended high-frequency hearing thresholds between the two groups (mean).

In both cases, the high-frequency hearing loss is unnoticed at first by a listener because overall perception is dominated by low-frequency hearing.

Diabetic adults with low/mid-frequency hearing impairment were more likely to be unmarried and to have less than a high school education, whereas no significant differences in marital or education status were found by high-frequency hearing impairment status.

Furthermore, when considering the development of combined acoustical and electrical stimulation for patients with residual hearing in the low frequencies, hearing preservation is paramount.

She was not recognized to have a hearing problem, but audiological testing at the age of 6 years revealed high-frequency hearing loss with absent otoacoustic emissions.

Like her siblings, a hearing problem was not recognized, but audiological testing at the age 4 years revealed high-frequency hearing loss with absent otoacoustic emissions.

Mr. Bush has a high frequency hearing loss in both ears from 4,000 to 8,000 kilohertz that is unchanged from last year's examination.