National Instruments Corporation NI USB-5133, 2-CH, 100 MS/S OSCILLOSCOPE WITH 32 MB/CH ONBOARD MEMORY
High-resolution oscilloscope/digitzer with the large dynamic range, software-selectable 50 Ω or 1 MΩ input, ranges from 200 mV to 20 V, and ability to acquire more than 1 million waveforms in oboard memory