Weather Dictionary / Glossary of Terms

Pulse Repetition Frequency (PRF)


   Weather TermDescription / Definition
   Pulse Repetition Frequency (PRF) The amount of time between successive pulses, or bursts, of electromagnetic energy that is transmitted by a radar. The PRF determines the maximum range at which echoes can be detected and also the maximum radial velocity that can be detected by a Doppler radar.


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Data courtesy of NOAA - National Oceanic and Atmospheric Administration