The SMX-C6 from Synergy Microwave Corporation is a Frequency Multiplier with Output Frequency 100 MHz to 2 GHz, Input Power 10 to 20 dB, Harmonics 12 to 35 dBc, Conversion Loss 12.5 to 16 dB, Frequnecy 50 MHz to 1 GHz. Tags: Surface Mount, Frequency Doubler. More details for SMX-C6 can be seen below.