This professional powerful computer controlled measuring instrument features four input channels. The Handyscope HS4 features a user selectable 12 bit, 14 bit or 16 bit resolution (14 bit effective, SNR 95 dB), 200 mV - 80 V full scale input range and 128 Ksamples record length per channel. The Handyscope HS4 is available in four versions with a maximum sampling rate of respectively 5 MHz, 10 MHz, 25 MHz or 50 MHz on all four channels simultaneously.