The PDM-20-1100 from Crane Aerospace & Electronics is a Power Divider with Frequency 200 to 2000 MHz, Insertion Loss 0.3 to 1.5 dB, Isolation 15 to 27 dB, Input Power 2 W, Amplitude Balance 0.1 to 0.3 dB. Tags: Module with Connectors, Lumped Element Power Divider. More details for PDM-20-1100 can be seen below.