The DMY0618L from Narda-MITEQ is a RF Mixer with RF Frequency 6000 to 18000 MHz, LO Frequency 6000 to 18000 MHz, IF Frequency 0 to 7000 MHz, Conversion Loss 5 dB, Noise Figure 7 dB. Tags: Module with Connectors, Double Balanced Mixer. More details for DMY0618L can be seen below.