The PDM-20-250 SQ from Crane Aerospace & Electronics is a Power Divider with Frequency 10 to 500 MHz, Insertion Loss 0.5 to 0.6 dB, Isolation 25 dB, Input Power 1 W, Amplitude Balance ±0.2 dB. Tags: Module with Connectors, Lumped Element Power Divider. More details for PDM-20-250 SQ can be seen below.