I am using the power detector HMC1021 in my circuit . At the input side, it is generating Harmonics signal in 30 dBc down .
I m feeding 1.35 GHz pure signal with -20 dBm power level to the HMC1021. Now i m getting 2.7 GHz signal in ~30 dBc down . What will be the issue .
Find the attached SCH file.