The MMD-20100HCH from Marki Microwave is a Frequency Multiplier with Input Frequency 10 to 50 GHz, Output Frequency 20 to 100 GHz, Input Power 10 to 15 dBm, Output Power 0 to -3 dBm, Supression F 24.5 dBc. Tags: Surface Mount, Frequency Doubler, Passive. More details for MMD-20100HCH can be seen below.