Sabtu, 21 Februari 2015

Wireless Headphones have Harmful Radiation


Many of us are probably familiar with wireless headphones. They are always a little expensive that cable comrades. Well, we can not blame the manufacturer - they offered us a wireless environment to enjoy! Although this product is profitable, it has been found that there are currently not many takers for wireless headphones. The reason behind the sluggish sales paradigm is simple - people know that the wireless headphones have harmful radiation. It used to be true, but now manufacturers have perfected the technology. There is no proper health conditions can be generated by the frequent use of wireless headphones.

How does the whole function setting? As with conventional wireless systems, there is a transmitter and receiver. Usually the receiver is integrated into the headphone. Mode of propagation of signals (from transmitter to receiver) must be considered, especially when you look out for exceptional sound clarity. Some audiophiles may deny this fact, but research conducted in the niche has been proved that there is a loss when the signal is spread through the air. We will discuss the usual propagation method in detail in the next section.

Manufacturers recorded employs two methods, with the help of the signal transmitted to the receiver. IR (infrared) and conventional radio waves will occur in two methods. Wireless headphones are released during the early days working on infrared technology. It was issued in the following years, due to various weaknesses. A line of sight is required for the technology to function optimally. In simple terms, the module transmitter and receiver headset should be in a straight line. This is something that can be achieved in the home environment.

Signal transmission using conventional radio technologies such as FM gained importance in subsequent years. Unlike infrared technology, there is no "line of sight" between the transmitter and receiver requirements necessary in this paradigm. The sensation of "hot" in the ear also eliminated with the help of headphones that use FM technology. Headphones and earphones should not be confused. Earphone is an audio device that is inserted into the ear canal. They are more effective than conventional headphones. They come with augmented technological breakthrough, which will allow them to limit the amount of noise entering the ear canal - then they are recorded to provide a better audio experience than headphones.

With the passage of time, niches improved wireless headphones with impressive speed. The nature of the materials used to build the headphones will determine the quality of the audio output. Tests performed on the wireless headphones and cables have revealed that the audio signal is reproduced at a better rate on the headphone cable. Whether to opt for a wired or wireless headphones solely depends on your personal preference and the amount of cash you are willing to spend!

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