The GS41 Series from GeoSync Microwave is a Low Noise Block with Input RF Frequency 10.7 to 31 GHz, Output RF Frequency 950 MHz to 2.15 GHz, LO Frequency 9.75 to 28.95 GHz, Gain 30 dB, Noise Figure 14 dB. More details for GS41 Series can be seen below.