NESDR Smart HF/VHF/UHF 100kHz-1.75GHz Software Defined Radio
This one gets a bit nerdy. I have a driveway monitor system that uses magnetic frequencies to detect cars in the driveway. The problem is that it runs at the same frequency as a lot of garage door openers causing a lot of false positives. I have an extensive camera setup, so I was more interested in using it as a way to log events than the loud chime in the house. That led me…