Digital Oscilloscope RIGOL DS2102A Bandwidth: 100 MHz. 2 channels. Real-time sample rate: 2 GSa/s. Memory depth: 14 Mpts. Innovative UltraVision technology. Vertical sensitivity: 500 V/div  10 V/div.8-inch color LCD. Waveform acquisition rate up to 50,000 wfms/s. Math functions: Add, Subtract, Multiply, FFT. Standard interface: USB host & device,LAN,AUX. Recommended calibration interval period is 1year. Real-time waveform recording, waveform playback, and waveform analysis. Compact design