The TB0218LW2 from Narda-MITEQ is a RF Mixer with RF Frequency 2000 to 18000 MHz, LO Frequency 2000 to 18000 MHz, IF Frequency 500 to 8000 MHz, Conversion Loss 7.5 dB, Noise Figure 10 dB. Tags: Module with Connectors. More details for TB0218LW2 can be seen below.