The SLX-K5 from Synergy Microwave Corporation is a Frequency Multiplier with Output Frequency 100 MHz to 1.5 GHz, Input Power 6 to 15 dBm, Harmonics 15 to 35 dBc, Conversion Loss 10.5 to 13.5 dB, Frequnecy 50 to 750 MHz. Tags: Surface Mount, Frequency Doubler. More details for SLX-K5 can be seen below.