AnsweredAssumed Answered

Why does the output signal level of a DDS appear to roll off with frequency?

Question asked by KennyG Employee on Apr 14, 2010
Latest reply on Apr 15, 2010 by KennyG

When I compare the DDS output signal level using a low versus high frequency tuning word, the high frequency signal appears to be attenuated, even after accounting for the response of the reconstruction filter. Is this normal?

Outcomes