The ABS Acoustic Bubble Spectrometer®© laboratory includes equipment and facilities for measuring sound transmission through bubbly media, optical and acoustic bubble size measurements, and transducer fabrication. Specific elements include:

  • Several PC portable and desk top ABS units
  • Plexiglas flow loops and tanks for bubble size distribution measurement and validation studies
  • Several different bubble generators for generation of bubbles of different sizes
  • Vacuum and pressure pumps for changing ambient pressures
  • Signal generation and data acquisition equipment and software
  • Transducer fabrication and test facility
The portable ABS Acoustic Bubble Spectrometer®© system
An application example of the ABS System