The UPB-WS-43.75 from Narda-MITEQ is a Block Up Converter with IF frequency 950 MHz to 1.45 GHz, RF/Output Frequency 43.5 to 44 GHz, LO Frequency 42.55 GHz, P1dB 10 dBm, Output Power 10 dBm. Tags: Module with Connectors. More details for UPB-WS-43.75 can be seen below.