I loathe leaf blowers, so I often wonder what the acoustic design limits for a high speed air moving device are. How quiet could it be if the air source was impractically far away, and the business end was just a carefully engineered duct? Could the tone be changed into \
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@ID_AA_Carmack The electric ones aren’t so bad. Gas powered leaf blowers are among the most annoying devices on the planet. They rank up there with automobile extended warranty programs and the iPhone “enable dictation” button.