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