audio frequency(redirected from Audio frequencies)
Also found in: Dictionary, Thesaurus.
Related to Audio frequencies: Sound frequency
audio frequency:see soundsound,
any disturbance that travels through an elastic medium such as air, ground, or water to be heard by the human ear. When a body vibrates, or moves back and forth (see vibration), the oscillation causes a periodic disturbance of the surrounding air or other medium that
..... Click the link for more information. ; radioradio,
transmission or reception of electromagnetic radiation in the radio frequency range. The term is commonly applied also to the equipment used, especially to the radio receiver.
..... Click the link for more information. .
audio frequency[¦ȯd·ē·ō ¦frē·kwən·sē]
A frequency that can be detected as a sound by the average young adult, approximately 15 to 20,000 hertz. Abbreviated af. Also known as sonic frequency; sound frequency.
Any frequency of oscillation of a sound wave which is audible; usually in the range between 15 and 20,000 Hz (cycles per second).
Frequencies between 15 Hz and 25 kHz, which are audible to the human ear.
a frequency in the range 20 hertz to 20 000 hertz. A sound wave of this frequency would be audible to the human ear