October 2, 2022
Netgear If you’re struggling to get good Wi-Fi coverage in your home, it would seem intuitive to turn up the transmit power of your Wi-Fi router. Before you do, read this. What Is Transmit Power? While there’s undoubtedly an entire doctoral program and then some worth of information about radio transmission power and everything that…

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If you’re struggling to get good Wi-Fi coverage in your home, it would seem intuitive to turn up the transmit power of your Wi-Fi router. Before you do, read this.

What Is Transmit Power?

While there’s undoubtedly an entire doctoral program and then some worth of information about radio transmission power and everything that goes along with it to share, in service of getting to the useful day-to-day stuff, we’ll keep it brief here.

The transmit power of your Wi-Fi router is like a volume knob on a stereo. Much like sound energy is measured in decibels (dB), Wi-Fi radio energy is measured similarly with decibel milliwatts (dBm).

If your router allows for transmit power adjustments, you can turn the volume up or down, so to speak, in the configuration panel to increase the power output.

How the transmit power is displayed and adjusted varies between manufacturers. Depending on the manufacturer and model in question, it might be labeled Transmit Power, Transmit Power Control, Tx Power,  or some variation thereof.

The adjustment options also vary. Some have a…

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