The MACP-011038 from MACOM is a Directional Coupler with Frequency 5 to 1225 MHz, Coupling 15.5 to 16.5 dB, Insertion Loss 0.7 to 1 dB, Isolation 30 to 33 dB, Return Loss 16 to 21 dB. Tags: Surface Mount. More details for MACP-011038 can be seen below.