The SFU-19-N1 from ERAVANT is a RF Upconverter with RF Frequency 40 to 60 GHz, LO Frequency 40 to 60 GHz, IF Frequency DC to 20 GHz, Conversion Gain 8.5 dB, 2 LO to RF Isolation 15 dB. Tags: Module with Connectors. More details for SFU-19-N1 can be seen below.