Cellular Devices

Is 5G Fast? – Average 5G download and upload speeds

Mobile internet technology has reached a level of maturity where it is no longer a question of whether or not you can use it as broadband service. As soon as the 3G networks saw the HSPA and EVDO enhancements, mobile broadband service became a handy alternative, especially if you needed a broadband service for your …

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How to calculate frequency of a radio wave?

The frequency of a radio wave is the number of wave cycles it generates in one second. It is calculated by dividing the velocity of the radio wave (speed of light, c =299 792 458 m/s) by wavelength (λ). Wavelength is the length of one full wave in metres. Mathematically, Frequency = f = c/λ. …

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What is SMS?

In today’s world, many of us use apps like WhatsApp for messaging and even voice and video calls, but SMS is still one of the most widely used services available through mobile operators. SMS stands for Short Message Service however many of us know SMS as “texts” or “text messages”. It allows us to instantly …

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What is the difference between roaming and international calls?

We all come across situations when we need to make phone calls to other countries or use our mobile phones in other countries when travelling abroad. Mobile operators provide a bunch of options to their customers for roaming as well as for international calls. Many operators also explain the differences between these two to make …

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