A television signal originates from a transmitter that sends information from an audio and visual source to an amplifier or repeater to the digital receiver of an A/V device, such as a television. The ...

Ever find yourself questioning how accurate those little signal strength dots are on your iPhone? Luckily, there's a trick to reveal your iPhone's true signal strength, and it takes less than a minute ...

Do you know the exact spot with the maximum Wi-Fi signal strength in your house? Well, you can probably tell that by the number of solid bars in the Wi-Fi icon in the taskbar. But that might not be ...

If you're measuring your cellphone signal by eyeballing the little dots in the top-left hand of your iPhone's display, then you're really missing out on a cool feature by not using the built-in Field ...

Matt Elliott is a senior editor at CNET with a focus on laptops and streaming services. Matt has more than 20 years of experience testing and reviewing laptops. He has worked for CNET in New York and ...

Anything better than -100 is considered a usable signal. A strong signal is -40 or better. So, the closer that number is to zero, the better the phone’s signal. You can check your iPhone signal ...

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You probably know the best place in your home to make a call on your smartphone. It’s usually going by a window or stepping outside, away from any interferences. I own a modern house built primarily ...