Model 251-087-010 is a 50 Ohm directional coupler that covers 12.4 – 18 GHz frequency range and features a 10 dB coupling value. The frequency sensitivity is ± 0.75 dB maximum, insertion loss is 1.0 dB maximum and directivity is 12 dB minimum. Maximum VSWR is 1.50:1, RF input power is 50 Watts average / 1000 Watts peak and the RF connectors are SMA female. Directional Couplers designed by BroadWave provide an accurate method for sampling a signal. We offer couplers for most applications including power measurements, signal leveling, and frequency measurements from 500 MHz to 18 GHz with N or SMA connectors.