The PDF-2A-50 SQ from Crane Aerospace & Electronics is a Power Divider with Frequency 1 to 100 MHz, Insertion Loss 0.5 to 0.7 dB, Isolation 30 to 35 dB, Input Power 1 W, Amplitude Balance 0.1 to 0.15 dB. Tags: Flatpack, Lumped Element Power Divider. More details for PDF-2A-50 SQ can be seen below.