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sounds between 20Hz and 20 000 Hz are considered audible, heli sagedusega vahemikus 20 Hz kuni 20 000 Hz on kuuldav, müra, sagedusega vahemikus 20 Hz kuni 20 kHz on inimkõrva poolt kergesti tuvastatav või tajutav, frequencies between 20 Hz and 20 kHz are easily detectable or sensed by the human ear
audible frequency range . Metroloogia terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//mea/audible%20frequency%20range/1/eng (19.06.2026)