The PDM-81M-3G from Crane Aerospace & Electronics is a Power Divider with Frequency 2000 to 4000 MHz, Insertion Loss 1 dB, Isolation 18 dB, Input Power 10 to 30 W, Amplitude Balance ±0.4 dB. Tags: Module with Connectors, Stripline Power Divider, Wilkinson Power Divider. More details for PDM-81M-3G can be seen below.