Keyword: Sound quality

NASA Spinoff: Sensors/Data Acquisition
A NASA microphone that detects unseen air turbulence is lofted to high heights aboard a stratospheric glider.
Briefs: Wearables
The app detects fluid behind the eardrum using a piece of paper and a smartphone’s microphone and speaker.
Briefs: Test & Measurement
Applications include monitoring of earthquakes and tsunamis as well as manmade infrasonic sources such as boats.
Articles: Aerospace
Perseverance will have the ability to land in more challenging terrain than Curiosity, making more rugged sites eligible as safe landing candidates.
Briefs: Electronics & Computers

An improved pseudostereophonic system utilizes digital filtering and head-related transfer functions (HRTFs) to afford tailorability and sound quality not available from older pseudostereophonic systems....