The D30420 from Clear Microwave, Inc is a Power Divider with Frequency 4 to 20 GHz, Insertion Loss 1.1 to 1.4 dB, Isolation 19 to 22 dB, Input Power 50 W, Amplitude Balance 0.1 dB. Tags: Module with Connectors, Through Hole, Multi-Octave Power Divider. More details for D30420 can be seen below.