Wireless communication is convenient. It is used for radio programmes, mobile phones and computer networks. Digital signals are less affected by interference than analogue signals.
Electromagnetic radiation can be used for wireless communications. For example:
Radio stations with similar transmission frequencies can interfere with each other’s signals.
Microwaves are also used to network computers together, especially laptop computers.
Wireless communications can be available all of the time, almost anywhere. They have several advantages over wired communications. These include:
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