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extremely low frequency

/ɪkˈstriːmli ləʊ ˈfriːkwənsi/

Tradução: Termo que designa radiação eletromagnética com frequências entre 3 e 30 hertz, usada em pesquisas científicas, comunicação submarina e estudos geofísicos.

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/ɪkˈstriːmli ləʊ ˈfriːkwənsi/C1formalscientific
  • ptTermo que designa radiação eletromagnética com frequências entre 3 e 30 hertz, usada em pesquisas científicas, comunicação submarina e estudos geofísicos.

A term referring to electromagnetic radiation with frequencies between 3 and 30 hertz, used in scientific research, submarine communications, and geophysical studies.

  1. Electromagnetic radiation bandC1formal

    A band of electromagnetic radiation with frequencies between 3 and 30 Hz, used for communication with submarines and in geophysical research.

    ptFaixa de radiação eletromagnética

    • Extremely low frequency waves can penetrate deep into the ocean.
    • Scientists use ELF to study the Earth's magnetic field.
    • Submarines receive signals via extremely low frequency transmissions.