Noise-canceling headphones use destructive interference
When using noise-canceling headphones, the unwanted sounds are canceled out by creating an opposing sound wave to the one you want to eliminate.
It means that when one sound wave is at its highest peak, the other is at its lowest, canceling each other out.
40
594 reads
CURATED FROM
IDEAS CURATED BY
The idea is part of this collection:
Learn more about health with this collection
How to apply new knowledge in everyday life
Why continuous learning is important
How to find and evaluate sources of knowledge
Related collections
Similar ideas to Noise-canceling headphones use destructive interference
How noise-canceling headphones work
- The microphone on the earcup listens out for ambient noise.
- When the noise is registered, the microphone sends the frequency and amplitude of the incoming wave back to the noise-canceling circuitry.
- An out-of-phase sound is created, then fed into the headphone speakers, a...
Use headphones to remove noise
Keep the noise out by using noise cancellation headphones, if possible.
You can also put soothing instrumental or beats oriented music that doesn't distract you but keeps out the noise.
White Noise
The essential idea of white noise is to create constant and unchanging background noise to help us fall asleep or to study. From crickets chirping to distant thunder noises, white noises drown out any potentially distracting sounds.
The adjective "white" ...
Read & Learn
20x Faster
without
deepstash
with
deepstash
with
deepstash
Personalized microlearning
—
100+ Learning Journeys
—
Access to 200,000+ ideas
—
Access to the mobile app
—
Unlimited idea saving
—
—
Unlimited history
—
—
Unlimited listening to ideas
—
—
Downloading & offline access
—
—
Supercharge your mind with one idea per day
Enter your email and spend 1 minute every day to learn something new.
I agree to receive email updates