The QBM-14000-40000 from Qualwave is a RF Mixer with LO Frequency 14 to 40 GHz, IF Frequency DC to 22 GHz, Conversion Loss 11 dB, LO Drive - Power 10 dBm, LO/RF Isolation 30 dB. Tags: Module with Connectors. More details for QBM-14000-40000 can be seen below.