The DA40218LC7 from Narda-MITEQ is a RF Mixer with RF Frequency 2 to 18 GHz, LO Frequency 2 to 18 GHz, IF Frequency 0.01 to 0.25 GHz, Conversion Gain 18 to 21 dB, Noise Figure 12 to 15 dB. Tags: Module with Connectors, Down-Conversion Mixer. More details for DA40218LC7 can be seen below.