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D. Betchkal

My name is Davyd Betchkal. I'm an acoustic ecologist and adventurer in the state of Alaska. I love data analysis and have a passion for applying technology to make information more useful to others.

I'm a generally curious person and an experimentalist at heart.

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  • Denali Park, AK, United States
  • dbetchkal
  • Member for 3 years, 9 months
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  • Last seen Jan 11 at 3:41

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6 How many $G$'s would a bass drum at 10 feet away impart on a hard drive? Jan 14 '18
5 Why do two coherent sounds add up $+6db$? Feb 28 '18
5 Acoustic power spectrum of a natural turbulent flow Nov 11 '17
5 Why does sunlight on these windows form caustics with a seemingly hyperbolic pattern? Mar 29 '19
4 Physically, why are high sound frequencies more easily absorbed than low sound frequencies? Dec 21 '17
4 Are there physics, theories that predict standing wave harmonic deviations in curved tubes? Dec 29 '17
4 How did they measure -20 db sound? Mar 11 '18
3 Why is “a very silent room” louder than “leaf noise” / “breathing noise”? Aug 21 '19
3 Does a microwave take longer to heat two bowls of soup? Feb 19 '18
3 wall thickness and acoustic impedance Nov 11 '17
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