How good is your existing oscilloscope's fft function with the $10 diy emc H-field probe compared with a dedicated spectrum ...

There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up yourself instead. The build employs an ESP32 as ...

To avoid cleaning a tank or having to regularly feed fish, Peter and Filip from the YouTube channel, CPSdrone, spent three ...