The R1U-17.85 from GeoSync Microwave is a Block Up Converter with IF frequency 950 MHz to 2.05 GHz, RF/Output Frequency 17.3 to 18.4 GHz, LO Frequency 16.35 GHz, P1dB 13 dBm, Output Power 13 dBm. Tags: Rack Mount. More details for R1U-17.85 can be seen below.