dBm chart

Cell Phone Signal Strength dBm Chart: What Is a Good Signal?

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Cell Phone Signal Strength dBm Chart: What Is a Good Signal? If you’ve ever looked at your phone’s signal information and wondered whether -70 dBm is good, whether -90 dBm is too weak, or what on earth -110 dBm means, you’re not alone. A cell phone’s signal strength can be represented by bars, but bars … Read more

What Is dBm? Understanding Cell Phone Signal Strength

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What Is dBm? Understanding Cell Phone Signal Strength If you’ve ever looked at the technical information on your phone and wondered what -85 dBm or -105 dBm actually means, you’re not alone. Most phones make cell signal look wonderfully simple: you have a few bars, so you assume everything is fine. But those little bars … Read more

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