... level presently available in digital storage oscilloscopes.ATTEN ADS1000 series digital storage oscilloscopes combine mature and steady ... 2sec, 5sec, InfiniteDisplay ModelMain, Window, Window Zoom, Roll, X-YMenu Display2Sec, 5Sec, 10Sec, 20Sec, InfiniteSkinClassical, Modern, Tradition, ... -240VAC, 47HZ-440HZ, 50VA MaxSize and Weight305mm x 154mm x133mm, about2.3kgUSB HostSupport USB flash drive ...