Date: 2/3/2021


This panel discusses the pros and cons of various signal types, including how to select the best test signal for any given audio test.

This Power Hour series also includes:

March 3: The Differences between Digital and Analog Levels: How and why digital and analog dB levels vary.
March 31: Advanced Troubleshooting: How to determine what is causing a poor audio experience (the system, room, user, etc.) and possible ways to fix the problem.  
May 5: Conferencing Audio: A deep dive into what sets conferencing audio apart from other audio projects and how to complete an audio conferencing project with expertise. 


sarabeth_mullinsSarabeth Mullins, CTS
Doctoral Student
Sorbonne University

  • Sarabeth Mullins, CTS, is a doctoral student with the Institut Jean le Rond d'Alembert, where she uses virtual reality to reconstruct the acoustic heritage of historic buildings. 
  • She has three years prior experience in audiovisual and acoustic consulting, and is a 2016 recipient of the AVIXA Foundation's Michael Vergauwen Memorial Scholarship.

  • Panelists:

    tony_spicaTony Spica
    Sales Engineer
    Audio Precision and GRAS

  • Tony is an experienced audio, acoustics and vibration test engineer. 
  • Over the past 15 years, he has taught numerous seminars covering a wide range of topics in those disciplines. 
  • He helps solve audio and acoustic test challenges in his role with Audio Precision and GRAS.

  • roger_schwenkeRoger Schwenke, Ph.D.
    Senior Scientist/Honorary MythBuster
    Meyer Sound Laboratories

  • At major venues around the world, on TV, and in R&D, Dr. Roger Schwenke applied his expertise in acoustics.  
  • He has appeared as an expert in acoustics on the Discovery Channel's show MythBusters so often that he was named an "Honorary MythBuster" by the show.
  • His work has been featured in publications such as Popular Science and the New Yorker. 
  • He has made award winning presentations at professional organizations throughout the world and has contributed patents on a wide variety of topics.