Voltcraft mso 2072usb oscilloscope voltcraft mso 2072usb p the voltcraft mso 2072usb is an usb oscilloscope in conjunction with a windows based computer with a usb 20 interface serves as a high quality digital storage oscilloscope for visual representation of electrical magnitudes and signals up to 70mhz p p for the measurement two input channels that are independent of each other are available a spectrum analysis is possible through the fft fast fourier transform analysis function