The SMD1300-T0300 from Mercury Systems is a stripline isolator that operates from 8.5 to 10.5 GHz. It has an isolation of 18 dB min, an insertion loss of 0.5 dB max and a VSWR of 1.25:1. The device can handle up to 5 W of forward power and 1 W of reverse power. It is available in 0.5 inch stripline package.