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low-frequency radio waves, particularly those in the 30 to 300 kHz region, raadiolainete piirkond, kus lainepikkus on u 1-10 km (sagedus 300-30 kHz); ka vastava pikkusega raadiolaine
grandes ondes . EKI terminibaas Esterm. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//esterm/grandes%20ondes/1/fra (20.06.2026)
