hertz (Hz)

What is hertz (Hz)?

hertz (Hz) meaning Hertz (Hz) is a unit of measurement named in honor of Heinrich Hertz, the German physicist who in 1887 first produced electromagnetic waves. Expresses the frequency in cycles per second; 1 Hz = 1 cycle of rise and fall of a wave per second .

 

reference: USGS – Earthquake Glossary

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