... wave, Square wave, Triangle wave , Positive/Negative Ramp wave, Rise/Fall exponent wave, Rise/Fall logarithm wave, Gaussian noise, and Cardiogram etc. Connected with ... DDS, with accurate, stable and low distortion signal output12 bits Highlight VFD DisplayMore than 20 standard waveformsGenerate user ... 20 stored WaveformsMore than 20 stored WaveformsSquare Wave Duty Cycle Adjustment(100uHz~5/10/20MHz) ...