The DBUC-29150-04 from EM Research is a Block Up Converter with IF frequency 950 to 1950 MHz, RF/Output Frequency 27.55 to 28.55 GHz / 28.15 to 29.15 GHz, LO Frequency 26.6 GHz / 27.2 GHz, P1dB 0 dBm, Output Power 0 dBm. Tags: Module with Connectors. More details for DBUC-29150-04 can be seen below.