high precision oscilloscope(SDS1202DL),200MHz: 1.Memory Depth:32Kpts; 2.Rise time:<8.8ns; 3.waveform recorder function. High Precision Oscilloscope(SDS1202DL), 200MHZ: Features and advantages : 1. Up to 200MHz Bandwidth 500MSa/s sample rate2. 7''TFT-LCD display, 8*18 grids3. Channels: 2CH+1EXT4. 500MSa/s samplinge rate, 32Kpts memory depth5. 6 digits hardware frequency counter, real time counting ...