20MHz Dual Channel Maximumsample rate 20Ms/s Verticals resolution 8bits;Horizontal ... zoom In/OutHigh luminance,internal graticule Toshiba CRTBuilt in RS232 interface for communication with the computer2 reference memories, simultaneous display 4 ... : Approx.50nS)Input coupling AC, GND, DCVertically CH1,CH2,DUAL,ADDTriggeringTriggering sourceCH1,CH2,LINE,EXT,ALTCouplingAC:20Hz to 20MHzTrigger modeAUTO ...