Wi-Fi Channel Command Line Tool (wifichannel)

Converts channel number to center frequency, and vice versa.

How to use

Few practical examples of how you can use wifichannel.

How to install on macOS

Install wifichannel on macOS by executing this command in Terminal:

sudo echo && curl -s https://raw.githubusercontent.com/jiribrejcha/wifichannel/main/install.sh | sudo bash

Note: "sudo echo" workarounds a known zsh issue on macOS.

How to install on Windows 11

1. Install Windows Subsystem for Linux (WSL)
2. Open WSL by pressing the Window key, type "wsl", and press Enter key.
3. In WSL shell, execute this command:

curl -s https://raw.githubusercontent.com/jiribrejcha/wifichannel/main/install.sh | sudo bash

How to install on Linux

You might have already figured it out. wifichannel is a BASH script. Install it manually or simply execute:

curl -s https://raw.githubusercontent.com/jiribrejcha/wifichannel/main/install.sh | sudo bash

How to uninstall

Execute this command in macOS Terminal app on macOS (or wsl on Windows 11) to uninstall wifichannel:

sudo echo && curl -s https://raw.githubusercontent.com/jiribrejcha/wifichannel/main/uninstall.sh | sudo bash

WLAN Pi project

If you like this tool and have interest in Wi-Fi, make sure to check the WLAN Pi project. wifichannel is preinstalled on the WLAN Pi tool for your convenience. Simply SSH to your WLAN Pi and use it.

Special thanks to

• Nick Turner for sparking the idea
• Adrian Granados for inspiration
• Keith Parsons for amazing spectrum charts