The PDM-21-.32G SQ from Crane Aerospace & Electronics is a Space Qualified Power Divider with Frequency 319 to 321 MHz, Insertion Loss 0.5 dB, Isolation 25 dB, Input Power 1 W, Amplitude Balance 0.2 dB. Tags: Module with Connectors. More details for PDM-21-.32G SQ can be seen below.