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For questions about electromagnetic interference (EMI); see also the [emc] tag.

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3k views

How to build a cheap device to determine where Wi-Fi interference is coming from?

The baby monitor and microwave cause a surprising amount of interference. Having had to deal with Wifi interference in the past, a tool like that could be very useful. … How can I tell which channel has the least interference? Please let me know if this is off-topic. Thanks! …
BlueRaja - Danny Pflughoeft's user avatar