While strength is often visually represented in the form of cones, bars, or dots, it’s really calculated in the form of decibels per milliwatt, or dBm. A perfect signal is -30dBm, which you’ll ...
07:15, Wed, Nov 19, 2025 Updated: 07:15, Wed, Nov 19, 2025 Bad broadband is one of the biggest frustrations of modern life. With millions of us working from home, streaming 4K movies, playing games ...