The DBMF-12250-1475 from GeoSync Microwave is a Low Noise Block with RF/Input Frequency 11.7 to 12.75 GHz, Output Frequency 950 MHz to 2 GHz, LO Frequency 10.75 GHz, Output Power 10 dBm, P1dB 10 dBm. More details for DBMF-12250-1475 can be seen below.