claudiofranco dear Banggood team (particularly to Mr. Dodo that wrote me),thank you very much for your answer and for taking into consideration my suggestions that I mainly wrote as help for other customer, but if ... dear Banggood team (particularly to Mr. Dodo that wrote me),thank you very much for your answer and for taking into consideration my suggestions that I mainly wrote as help for other customer, but if they could be of help for the syupplier I am happy to be of further help.I am satisfied about the product and it was fun for me to assembly it and compare its performances with my 100Mhz scope. I will use this DSO as an oscilloscope for my music synthesizer. kind regards Claudio See more