The MDB-44H+ from Mini Circuits is a RF Mixer with RF Frequency 10 to 40 GHz, LO Frequency 10 to 40 GHz, IF Frequency DC to 15 GHz, Conversion Loss 8.0 to 13.4 dB, Noise Figure 20 to 8.6 dB. Tags: Surface Mount, Double Balanced Mixer, Down-Conversion Mixer, Up-Conversion Mixer. More details for MDB-44H+ can be seen below.