
Aaron sent us a few recordings of his neighborhood. He sees a lot of 2.4GHz activity where he lives, and sent us the amounts of loss he saw at each point of interference. As you can see his WiFi is located on Channel 11, along with a pesky microwave!
Microwaves use the 2.4GHz spectrum just like Wi-Fi. Their interference is virtually undetectable without using a spectrum analyzer like Wi-Spy: