Author Topic: Hear This? (Read 1093 times))

Kinetic45^ · « **on:** March 12, 2019, 08:01:24 PM »

Here is an AMAZING sound suppression technology that I have to try for my air rifles! ! ! ! !
What would a LDC with this tech inside be quieted to?

Overall site link
https://www.fastcompany.com/90316833/scientists-have-discovered-a-shape-that-blocks-all-sound-even-your-co-workers

Video site link

HunterWhite · « **Reply #1 on:** March 12, 2019, 08:06:57 PM »

Your air rifle sounds funny.

Ben in Va · « **Reply #2 on:** March 26, 2019, 10:48:38 PM »

Cool tech. But double edged like most - "drones could have their turbines muted with such rings"

jackssmirkingrevenge · « **Reply #3 on:** March 27, 2019, 07:20:45 AM »

Quote from: Ben in Va on March 26, 2019, 10:48:38 PM

"drones could have their turbines muted with such rings"

That makes this sort of science fiction a terrifying possibility:

JMJ in NC · « **Reply #4 on:** March 27, 2019, 09:23:35 AM »

This is basically a lot like a Helmholtz resonator which reflects a specific frequency back at 1/2 phase to cancel acoustic vibration. Only works for continuously generated sound, and a particular frequency.

JMJ

HunterWhite · « **Reply #5 on:** March 27, 2019, 11:08:34 AM »

Does my wife have a specific frequency?

jackssmirkingrevenge · « **Reply #6 on:** March 27, 2019, 11:28:15 AM »

Quote from: HunterWhite on March 27, 2019, 11:08:34 AM

Does my wife have a specific frequency?

0.000000031709791984 Hertz, on your birthday, if you're lucky

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Hear This?

Author Topic: Hear This? (Read 1093 times))

Kinetic45^

Hear This?

HunterWhite

Re: Hear This?

Ben in Va

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jackssmirkingrevenge

Re: Hear This?

JMJ in NC

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HunterWhite

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jackssmirkingrevenge

Re: Hear This?