Noise cancelling headphones can help to reduce the noise level of a lawn mower, but they are not a complete substitute for hearing protection. To protect your hearing while mowing, you should wear earplugs or earmuffs in addition to noise cancelling headphones.
Noise cancelling headphones work by blocking out ambient noise. They do this by using microphones to detect external noise and then creating a sound wave that is 180 degrees out of phase with the external noise. This cancels out the external noise, leaving you with a quieter listening experience.
Lawn mowers can produce noise levels of up to 90 decibels (dB). This is well above the safe noise level for prolonged exposure, which is 85 dB. Exposure to noise levels above 85 dB can lead to hearing loss.
Noise cancelling headphones can reduce the noise level of a lawn mower by up to 20 dB. This means that if your lawn mower produces a noise level of 90 dB, noise cancelling headphones can reduce the noise level to 70 dB.
While this is a significant reduction in noise level, it is still important to wear additional hearing protection, such as earplugs or earmuffs. This is because noise cancelling headphones are not perfect at blocking out all noise. They are also more likely to be effective at blocking out higher frequencies than lower frequencies.
Lawn mowers produce both high and low frequency noise. Therefore, it is important to wear earplugs or earmuffs in addition to noise cancelling headphones to protect your hearing from both high and low frequency noise.
Here are some additional tips for protecting your hearing while mowing:
Take breaks from mowing. If you are mowing for more than 30 minutes, take a break to give your ears a rest.
Move away from the lawn mower when you are not using it. This will help to reduce your exposure to noise.
Wear hearing protection even if you are only mowing for a short period of time. Hearing loss is cumulative, so even short exposure to loud noise can damage your hearing over time.
Conclusion
Noise cancelling headphones can help to reduce the noise level of a lawn mower, but they are not a complete substitute for hearing protection. To protect your hearing while mowing, you should wear earplugs or earmuffs in addition to noise cancelling headphones.
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