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speaking trumpet

/ˈspiːkɪŋ ˌtrʌmpɪt/

Traducción: Dispositivo histórico, esencialmente un megáfono portátil o tubo cónico, usado para amplificar la voz humana antes de la invención de los amplificadores electrónicos. Lo empleaban típicamente capitanes de barco, oficiales militares y oradores públicos para transmitir órdenes o anuncios a distancia.

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/ˈspiːkɪŋ ˌtrʌmpɪt/C1formaltechnicalobsoleto
  • esDispositivo histórico, esencialmente un megáfono portátil o tubo cónico, usado para amplificar la voz humana antes de la invención de los amplificadores electrónicos. Lo empleaban típicamente capitanes de barco, oficiales militares y oradores públicos para transmitir órdenes o anuncios a distancia.

A historical device, essentially a portable megaphone or conical tube, used to amplify the human voice before the invention of electronic amplification. It was commonly used by ship captains, military officers, and public speakers to project commands or announcements over a distance.

  1. Voice amplification deviceC2formal

    A cone-shaped device, historically used to amplify the human voice over long distances, especially on ships or in large open areas.

    esTrompeta parlante

    • The captain used a speaking trumpet to give orders across the deck.
    • Before modern microphones, a speaking trumpet was essential for communication at sea.
    • The museum displayed an antique speaking trumpet from the 18th century.