An ultra-quiet electric leaf blower, powered by aerospace tech

Re:An ultra-quiet electric leaf blower, powered by aerospace... by esaym on Wednesday October 18, 2023 @04:26PM (#37934334)

> The result is a leaf blower that emits just 45 decibels of noise at 50 feet and full throttle.

"full throttle" here means half the normal CFM I bet.

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Re:An ultra-quiet electric leaf blower, powered by aerospace... by ashbee on Wednesday October 18, 2023 @04:42PM (#37934498)

The article says based on measurement of Whisper Drive thrust it moves more air than a handheld leaf blower.

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Re:An ultra-quiet electric leaf blower, powered by aerospace... by bluGill on Wednesday October 18, 2023 @04:58PM (#37934666)

Volume of air is only part of what matters, the other is pressure. Pressure tends to make noise.

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Re:An ultra-quiet electric leaf blower, powered by aerospace... by notacoward on Wednesday October 18, 2023 @09:31PM (#37937132)

They give those numbers too.

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Re:An ultra-quiet electric leaf blower, powered by aerospace... by callalex on Wednesday October 18, 2023 @05:57PM (#37935317)

Handheld ≠ backpack which is what professionals use.

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