Dear Pico friends: Finally I purchased a 4425. Yes, I am brand new with the Pico, but I have used Bosch Scopes for the past 30 years. Mainly "live" scopes for ignition systems and than later the KTS-650. We fix, repair, maintain German cars, e.g. Audi, BMW, Mercedes, Porsche and Volkswagen. So, WELC...