Quantic PMI Model QC-1G18G is a quadrature hybrid coupler that operates over the frequency range of 1 to 18 GHz. This model provides low loss of 2 dB and an isolation of 16 dB minimum. The VSWR is 1.6:1 maximum with an amplitude balance of ±0.9 dB maximum and the phase balance is ±8° maximum. This coupler housing measures 5.67" x 1.60" x 1.25" and is outfitted with N-type female connectors.