ITEM NAME:AD9850 DDS Signal Generator Module 0-40MHz Filter Crystal Oscillator Test Bo Tw @media screen and (max-width: 600px) .mobiledesfromibay { display:block; width: 350px;.AD9850: 0-40MHz. Active AD9850 125MHz crystal oscillator modules. 1 x AD9850 DDS Signal Generator Module. 2 sine wave and 2 square wave output. Low-pass filter with 70MHz, so the waveform better than SN.