The HJF-C-100 SQ from Crane Aerospace & Electronics is a 180 Degree Hybrid Coupler with Frequency 2 to 200 MHz, Average Power 1 W, Coupling 3 dB, Amplitude Balance 0.2 to 0.3 dB, Phase Balance ±2 to ±3 Degrees. Tags: Flatpack. More details for HJF-C-100 SQ can be seen below.