Gerhard Fuernkranz wrote: Hi Gerhard, > just wondering, do these gadgets now have the individually measured > sensitivity curves stored in their eeprom? Indeed they do. > And do they still have three channels - or do they capture more than three > bands? They capture just three channels as far as the USB interface is concerned. I haven't looking inside them yet (not quite sure how to pull them apart without breaking anything). cheers, Graeme.