What does hz measure

These waves, or energy, can be heard. When these waves reach our ears, the waves are received and transmitted to the brain, which translates them into recognizable sound. Hertz measures these waves frequencies to classify sound. The more waves measured per second mean a faster vibration, which results in a higher pitched sound. Fewer waves mean less vibration and a lower pitched sound.

An individual with healthy or normal hearing can hear very low frequencies of 20 Hz to a very high frequency of 20, Hz. By: Elly McGuinness. By: Jennifer Crump. Dictionary Dictionary Term of the Day. Workplace Testing Terms.

Share sensitive information only on official, secure websites. The number of periods or cycles per second is called frequency. The SI unit for frequency is the hertz Hz. One hertz is the same as one cycle per second. NIST delivers digital timing signals by telephone and through the internet. Official U.

Free software for using these services on several types of popular computers can be downloaded there. Information about these services can be found on the Time and Frequency Division Web site. Please contact us. We just sent you an email to confirm your email address. Once you confirm your address, you will begin to receive the newsletter. Definitions by TechTerms. Tech Factor? First Name:. Last Name:. Thank You We just sent you an email to confirm your email address. If you have any questions, please contact us.