Digital Storage Oscilloscope 100MHz 4GSa/s max., 2 Channels. 100 MHz bandwidth 2 analog channels 2GSa/s per channel, 4GSa/s interleaved Easily view your signals on the 8.5-inch WVGA display Memory up to 4 Mpts Memory (optional), 2Mpts standard 1,000,000 wfms/s update rate AutoProbe interface Expand your measurement capabilities with full upgradability: Add bandwidth, memory, digital channels, 20 MHz arbitrary waveform generator, 3-digit voltmeter, serial trigger and analysis, segmented memory & mask testing at any time (optional)