The GMU137145B09 from Genmix Technology is a Block Upconverter with DC Voltage 15 to 24 V, Gain 55 dB, Gain Flatness ±1.5 to 4 dB, Input Frequency 950 MHz to 1.7 GHz, LO Frequency 12.8 GHzx. Tags: Module with Connectors. More details for GMU137145B09 can be seen below.