The SFU-42-N1 from ERAVANT is a RF Upconverter with RF Frequency 18 to 26.5 GHz, LO Frequency 18 to 26.5 GHz, IF Frequency DC to 8 GHz, Conversion Gain 7 dB, 2 LO to RF Isolation 15 dB. Tags: Module with Connectors. More details for SFU-42-N1 can be seen below.