The MMD-1648LCH from Marki Microwave is a Frequency Multiplier with Input Frequency 8 to 24 GHz, Output Frequency 16 to 48 GHz, Input Power 10 to 15 dBm, Output Power 20 to 25 dBm (Power Handling), Supression F 44 dBc. Tags: Surface Mount, Frequency Doubler, Passive. More details for MMD-1648LCH can be seen below.