Low-frequency sounds are 500 Hz or lower while high-frequency waves are above 2000 Hz . Human ears can register sounds from about 20 Hz in frequency up to 20,000 Hz, depending of course, upon the hearer. People with hearing loss usually have trouble hearing sounds in the higher frequency range.6 Eki 2017
Read moreWhat is considered low frequency?
Anything below 200 Hz is considered low frequency and anything above 2,000 Hz is high frequency sound.
Read moreWhat does low frequency do to the body?
Some recent epidemiologic studies have suggested that the exposure to extremely low frequency (ELF) electromagnetic fields (EMF) affect human health, because of the incidence of certain types of cancer, depression, and miscarriage have been increased among individuals living or working in environments exposed to such …
Read moreWhat does a low frequency wave mean?
The frequency of a wave is inversely proportional to its wavelength. That means that waves with a high frequency have a short wavelength, while waves with a low frequency have a longer wavelength .
Read moreWhat is the frequency of a radar wave?
Most radars, in practice, operate between 400 MHz to 36 GHz ; however, there are some notable exceptions. The optical and radio portions of the electromagnetic spectrum occupy positions coincidental with two important transparent bands in the Earth’s atmosphere and ionosphere.
Read moreWhat are the two types of band of a radar?
The radio waves of the police radar gun put out different types of radar bands – X band, K band, or Ka bands . These bands can be compared to three different radio stations. That is why radar detectors are tuned to detecting these specific bands.
Read moreWhat is frequency and its uses?
Frequency is an important parameter used in science and engineering to specify the rate of oscillatory and periodic phenomena, such as mechanical vibrations, audio signals (sound), radio waves, and light .
Read more