... , pulse, multi-wave 3.use DDS technology MCH RF Function Generator,SM-4120 rf function generator,120MHz high frequencySpecifications: WaveformsMain Waveformssine, square ... <100KHz)modulationamplitude modulationcarrier waveformsine, squareCarrier Freq. Range100μHz-10/20/40/80/120MHzModulation Waveformsine, square, triangle,±Ramp, ±Pulse,Rise/fall exponential ...