Sounder

Sounder may refer to:

• Sounder (novel), a book by William H. Armstrong
• Sounder (film), a film based on the novel
• Sounder, a group of wild boar or domestic pigs foraging in woodland; see List of animal names
• Sounder, a device that transmits a signal and uses the returned signal to measure characteristics of the propagation medium
  • Echo sounder, a device used to measure water depth using sonar
  • Atmospheric sounder, also known as SODAR
• "The Sounder", a song from the 2001 Gorillaz album G-Sides

in the Seattle area:

• Sounder commuter rail, a transit system serving the Puget Sound area
• Sounder, a member of the Seattle Sounders professional soccer teams

in telecommunications:

• Sounder (music), a short musical phrase used in broadcasting and film as punctuation
• Telegraph sounder, a device for detecting operability in a telegraph
• a Windows command line audio player for WAV format

in spacecraft

• Atmospheric sounder, a space-borne instrument for passive atmospheric measurements