The GS45 Series from GeoSync Microwave is a Low Noise Block with Input RF Frequency 10.7 to 12.75 GHz, Output RF Frequency 950 MHz to 2 GHz, LO Frequency 9.75 to 11.25 GHz, Gain 35 dB, Noise Figure 15 dB. More details for GS45 Series can be seen below.