TheReturnOfPEB@reddthat.com to Technology@lemmy.worldEnglish · 7 months agoHearing is be-leafing: Students invent quieter leaf blowerhub.jhu.eduexternal-linkmessage-square167fedilinkarrow-up1615arrow-down113cross-posted to: hackernews@lemmy.smeargle.fans
arrow-up1602arrow-down1external-linkHearing is be-leafing: Students invent quieter leaf blowerhub.jhu.eduTheReturnOfPEB@reddthat.com to Technology@lemmy.worldEnglish · 7 months agomessage-square167fedilinkcross-posted to: hackernews@lemmy.smeargle.fans
minus-squareA_A@lemmy.worldlinkfedilinkEnglisharrow-up7arrow-down2·7 months agoNo, 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.
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.