Bioacoustics & Ecoacoustics Glossary

far field

https://glossary.acousti.cloud/far_field

en

"Distance greater than one wavelength from a sound source. In this region pressure and particle velocity are in phase and behave as plane waves." [1]

Reference: [1] Ewing AW. Arthropod Bioacoustics: Neurobiology and Behaviour. Ithaca, New York: Comstock; 1989.; Erbe et al. (2022), Exploring Animal Behavior Through Sound, Terms and Definitions. https://doi.org/10.1007/978-3-030-97540-1_4