Tektronix示波器MSO400B的(英文)指导手册 Key Features: 1 GHz, 500 MHz, and 350 MHz bandwidths Sample rates up to either 2.5 or 5 GS/s on all analog channels Record length up to either 5 M or 20 M points on all analog channels >50,000 waveforms/second display rate Advanced triggering and analysis: I2C, SPI, USB