siglent sds1104x u 4 ch oscilloscope 100 mhzThe SDS1000X U series employs SPO (Super Phosphor Oscilloscope) technology that provides excellent signal fidelity and performance. It comes with an innovative digital trigger system with high sensitivity and low jitter, and a waveform capture rate of 400,000 frames sec (sequence mode). The SDS1000X U also employs a 256 level intensity grading display function and a color temperature display mode not found in other models in this class. Another