... analog sensor, and real world signals 2.*In-Circuit functional test 3.*Signal phase debug 4.*R&D, Education ... Circuit functional testSignal phase debugR&D, Education and Training ModelDG1022ChannelChannel 1Channel 2Standard waveformssine, square, saw tooth, pulse wave, white noise, DC ... )Internal storage10 groups of users edit waveforms, 10 groups set upPower supply100-127V / 45-440Hz ,100-240V / 45 ...