A pager, also known as a beeper, is a small, wireless device that receives and displays messages.
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It beeps when it receives a signal, and depending on the pager device, you can send back a signal.
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In the late 20th century, pagers revolutionised personal and professional communication.
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However, with more advanced communication tools, pagers became less popular, and their use declined.
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Pagers send data using Very High Frequency (VHF) radio signals (138 to 466 MHz). This range is similar to a typical FM radio program.
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There are five different types of pagers. Some pager types only show numbers, while others display numbers and letters.
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Two-way Alphanumeric: It can send and receive messages with numbers and words. Unlike the first three types, this pager can “reply” to the message.
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On Sept 17, eight people were killed, and more than 2,800 wounded in pager detonations across Lebanon.
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