... technology 3.w/AM FM function MCH DDS Function Generator, SM-4040 DDS Function Generator, 40MHz Freq., built ... open)Sweep ModeLinear, Logarithmic, Rise, Fall, SignalSweep Time0.1ms-100s ±1%Trigger sourceINT, SignalStorage CharacteristicParametersFreq., Amplitude, Waveform, DC Offset and Function ... without prior notice. MCH DDS Function Generator,SM-4040 dds function generator,40MHz frequency w/AM FM ...