Summary: How good is your existing oscilloscopes FFT function with the $10 DIY EMC H-field probe compared with a dedicated spectrum analyser? Dave tries the DIY EMC probe with half a dozen different low cost scopes, so it turned into a bit of a practical FFT shootout: Rigol DS1054Z Siglent SDS1202X-E Keysight DSO1204X Rohde & Schwarz ...
