soundboard

/ˈsaʊndˌbɔrd/
noun
  1. A device or console used to control and mix audio signals, such as in a recording studio or live performance.
    • The sound engineer adjusted the levels on the soundboard during the concert.
    • He learned to operate a soundboard at the community radio station.
    • The band's new album was mixed using a vintage analog soundboard.
  2. The thin, resonant piece of wood in a musical instrument (like a guitar or piano) that amplifies the sound.
    • A piano's soundboard is essential for producing its rich tone.
    • The violin's soundboard vibrates to project the sound across the concert hall.
    • The luthier carefully replaced the cracked soundboard on the antique guitar.
Synonyms