The Model 251-087-010 from Broadway Technologies is a 50 Ohm directional coupler that covers the 12.4 to 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-W average and 1000-W peak.
The couplers come with SMA female RF connectors. Directional couplers designed by BroadWave provide an accurate method for sampling a signal. Couplers for most applications are available including power measurements, signal leveling, and frequency measurements from 500 MHz to 18 GHz with N or SMA connectors.