The PDM-21-2.25G SQ from Crane Aerospace & Electronics is a Space Qualified Power Divider with Frequency 1.5 to 3 GHz, Insertion Loss 0.3 dB, Isolation 22 dB, Input Power 2 W, Amplitude Balance 0.2 dB. Tags: Module with Connectors, Wilkinson. More details for PDM-21-2.25G SQ can be seen below.