The CMD226 die is a passive frequency doubler with an input frequency from 7 GHz to 11 GHz. The doubler has a 5 dB conversion loss at an output frequency of 18 GHz, with Fo and 3Fo isolations greater than 44 dBc and 46 dBc respectively. The CMD226 is matched to 50 Ohms, eliminating the need for external DC blocks and RF port matching. It can be used for point to point radios, WLL, VSAT and test and measurement applications.