The PDHM-20-400 from Crane Aerospace & Electronics is a Power Divider with Frequency 10 to 800 MHz, Insertion Loss 0.3 to 0.8 dB, Isolation 20 to 30 dB, Input Power 20 W, Amplitude Balance 0.1 to 0.2 dB. Tags: Module with Connectors, Lumped Element Power Divider. More details for PDHM-20-400 can be seen below.