Types of Noise When categorizing noise, there are generally four main types: continuous, intermittent, impulsive, and low-frequency. The main differentiating factor between these types is how the noise changes with time. Let’s now discuss in detail the different types of noise that surround us all. Continuous Noise As is obvious by the name, continuous noise […]
Measuring Sound The amplitude of a sound wave can be described in many ways. It is important to remember that not all sounds are the same, and hence the methods used to characterize the loudness of sound differ significantly from one another depending on the type of sound wave. Since noise and its harmful health […]
Decibel Scale When looking at the most versatile and amazingly sound devices, nothing can compare to the human ear. With its ingenious internal mechanisms and physiology, the human ear can adjust its sensitivity to increasing sound levels and handle a vast array of sound power levels. In short, this astounding piece of natural machinery can […]
As the COVID pandemic spread in the United States, Massachusetts General Hospital (MGH) in Boston became a regional epicenter for acute COVID patients. The number of patients increased, and MGH had respirators donated by the surrounding hospitals to meet the need. However, the alarms on the new ventilators could not be surveilled on the existing […]
At a hospital in Preston, UK researchers have found that SoundEar devices can be used to reduce noise levels in critical care units, without introducing any other means of noise reduction. The results speak volumes ”The device [SoundEar 3] acted as an isolated intervention to significantly reduce night-time ambient and peak sound levels, a change […]
At an administrative office at Silkeborg Forsyning in Denmark, the staff has had challenges with the noise level. They had a tendency of speaking with each other across the table which disturbed the others. Now they have introduced new office habits. Clear noise signal They decided to take up the challenge and acquired a Noise […]
At the Danish company Sanistaal, the working environment report showed that the office noise exceeded the limits. It was difficult to hear the customers over the phone. One of the problems was that the office is a long, narrow room with 20 persons in groups of 4. They are divided according to customer segments and […]
SoundEar FAQ How does a SoundEar work and how should it be set? Get the answers to this and other frequently asked question about SoundEar here. 1. Where should SoundEar be mounted? The unit should be mounted on a wall in face height, approx. at a height of 1.8 metres and most importantly, it has […]
Most people perceive the hearing as something permanent, a never-changing constant – so why should you have it tested? You may have experienced a short ringing after a concert, but it disappeared just a few days later, right? With this statement, Nikolai Bisgaard, Vice President of GN Hearing encapsulates one of the big challenges, resulting […]
Airplanes are heavy and noisy machinery. If you live in the vicinity of an airport or are otherwise bothered by aircraft noise, it may impact your health. Researchers from the University of Bern discovered that the risk of dying from a heart attack is larger if you are exposed to aircraft noise. The results have […]
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