The AM4009 from Mercury Systems is a Power Divider with Frequency 6 to 24 GHz, Insertion Loss 1.05 to 3.26 dB, Isolation 19.6 to 26 dB, Input Power 27 dBm, Amplitude Balance ±0.01 to 0.06 dB. Tags: Surface Mount. More details for AM4009 can be seen below.