Noise Cancelling Hearing Protection- The New Age Noise Reduction System

Noise is any unwanted sound and can be from any source in the environment surrounding us. Loud sounds cause physical damage to the ear, which may result in loss of hearing (temporary or permanent) depending on the severity of damage to the ear. The
noise induced hearing loss
is a health hazard usually associated with noise sources in manufacturing, transportation, military, aviation and recreation. Noise hazards are generally of three types; impact noise from a gunshot or explosion; Continuous noise from constantly running machinery and intermittent noise. Hearing protection devices are generally used for
noise protection
from different noise hazards.

One of the solutions to protect ones ear is through noise cancellations techniques.
Noise cancelling hearing protection
aids is available in the form of headphone and earphone, with built in electronic circuitry to actively keep out noise. This feature is known as active noise reduction (ANR) or simply noise cancellation. Noise-cancelling hearing protection circuitry vigorously creates a sound wave which is the inverse of the incoming sound wave from the environment and by destructive interference cancels each other out. The
noise cancelling earmuffs
or noise cancelling earplugs are ideal in situations where there is continuous low frequency sound, like the droning background noise of an Airplane or train or continuously running machinery in factories.

The noise cancelling earmuffs combines noise suppression and speech enhancement to deliver a total communication solution. The revolutionary speech enhancement technology is effective in face-to-face communication, Mobile Phone calls and two-way radio communication. It enhances speech in real-time, enabling users to hear speech clearly.

These noise cancelling hearing protection devices not only protect one from the noise induced hearing loss but also provide a total high-noise communication solution for both short and long distances. This new technology innovation is a new approach to Occupational Hearing Conservation, incorporated into the
noise cancelling earplugs
and other hearing protection devices. The technology reduces background noise to comfortable levels while it retains the characteristics of noise. This allows users to be aware of their surroundings for optimum safety. These hearing protection devices ensure clarity of speech as well as strict adherence to safety measures in high noise environments and workplaces.

Know more on :

hearing loss prevention

electronic ear muffs

Noise Cancelling Heaphones Experiment

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