The CHW4212-QKA from United Monolithic Semiconductors is a Space Qualified Power Divider with Frequency 8 to 22 GHz, Insertion Loss 0.5 dB, Isolation 20 dB, Input Power 0.501 to 1 W, Amplitude Balance 0.2 dB. Tags: Surface Mount. More details for CHW4212-QKA can be seen below.