Comment on Hearing is be-leafing: Students invent quieter leaf blower
curiousPJ@lemmy.world 1 month agoI wonder if that shares the same physics as silvent’s compressed air guns.
Comment on Hearing is be-leafing: Students invent quieter leaf blower
curiousPJ@lemmy.world 1 month agoI wonder if that shares the same physics as silvent’s compressed air guns.
A_A@lemmy.world 1 month ago
No, not the same … in your paragraph you describe an increase of the frequency at a level human hearing do not perceive while the other made cancellation of a given frequency using phase shifting and recombination.