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 ...

The iPhone 3G automatically switches between 3G and 2G networks for voice and data connections. In theory, the phone should hop off 3G when signal strength is too low or non-existent, and hop back on ...

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