The Ku FIXED LO EXT REF from Orbital Research is a Low Noise Block with Input RF Frequency 10.7 to 12.75 GHz, Output RF Frequency 950 MHz to 3 GHz, LO Frequency 9.75 to 10.75 GHz, Gain 60 dB, Noise Figure 0.8 dB. More details for Ku FIXED LO EXT REF can be seen below.