Model 252-090-020 is a 50 Ohm directional coupler that covers 2 – 4 GHz frequency range and features a 20 dB coupling value. The frequency sensitivity is ± 0.6 dB maximum, insertion loss is 0.5 dB maximum and directivity is 20 dB minimum. Maximum VSWR is 1.25:1, RF input power is 50-Watts average / 1000 Watts peak and the RF connectors are N 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.