The AM1030B1179 from Anatech Electronics is a Band Pass Filter with Frequency 1.02 to 1.05 GHz, Bandwidth 30 MHz, Center Frequency 1030 MHz, Insertion Loss 3 dB, Lower Rejection 32 dBc @ +/- 70 MHz from Center Frequency. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for AM1030B1179 can be seen below.