In our everyday lives, we use remote controls to watch TV, control our home theaters, etc. We know that the remote control communicates with the device using radiation as a signal. It is most often infrared radiation, but radiofrequency waves can also be used.
A TV remote control does not cause any health problems for humans and is not harmful to the body. Radiation from remote sources does not cause cancer. There is no negative effect on a human being from using either IR or RF waves, so using any type of remote has no negative effects. The TV remote emits a small amount of radiation in order to send commands to the TV, and it only emits the radiation when we press any key on the remote.
Is TV remote radiation harmful?
Remote controls use infrared radiation to send and receive signals to devices like TVs and DVD players. Infrared signals are sent as commands, and IR sensors on devices receive and process the commands to provide outputs like channel selection, volume control, etc.
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Infrared signals are sent as commands, and IR sensors on devices receive and process the commands to provide outputs like channel selection, volume control, etc.
It is essential to distinguish between ionizing and non-ionizing radiations
How are ionizing radiations and non-ionizing radiations different?
Ionizing radiation:- This refers to the radiation emitted by X-rays and ultraviolet rays. Human DNA can be damaged by these high-frequency waves, which can penetrate the DNA and penetrate other cells in the body.
Remote controls, ovens, and other home devices should not use this type of radiation. As humans, we may experience health problems such as skin cancer from these types of rays.
Non-ionizing radiation:- Non-ionizing radiation is a type of low-frequency radiation that does not cause damage to humans.
Since infrared radiation is non-ionizing, it is commonly used in household devices like microwave ovens and remote controls.
The frequency range of IR radiation in the electromagnetic spectrum
IR waves can be found in a 5.8GHz spectrum in an electromagnetic spectrum, so they can be used as remote controls. The frequency range is very low. It is necessary not to use the entire range of frequencies associated with IR rays in order to make simple devices work. We are using TV remote controls that operate between 300 MHz and 500 MHz.
The image above will help clear up any doubts you might have about electromagnetic spectrums and different waves, as well as their usage in various everyday devices.
Non-ionizing radiations
- Radio waves – used in FM radios
- UMTS – Used in phones
- Microwaves – in ovens
- IR waves – in remote control
Humans cannot be injured by these low-frequency radiations because they are extremely low-frequency.
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RF Radiation
It is possible for radio frequency to penetrate solid objects in some remote controls. A car remote control uses this frequency type most commonly. In order to communicate with the device, they do not require a direct line of sight. Our remote control is in our home, so we can use it to unlock our car door.
Non-ionizing radiation in the form of radio-frequency radiation also has a low frequency range.
Are there any health risks associated with TV remotes?
As far as radiation is concerned, it’s safe. The remote may be in the mouth of our children as they use it. Don’t allow them to put it in their mouths since there are a lot of germs on the surface. You only need to sanitize the remote to keep it clean.
Conclusion
The low-frequency non-ionizing radiation used in TV remotes does not cause cancer, skin diseases, or any other health problems. To put it simply, they can be used without worrying about anything.