X-Band 8.0 to 12.0 GHz Microstrip Isolator & CirculatorsTRAK announces a family of X-Band 8.0 to 12.0 GHz microstrip isolator & circulators. The range includes devices qualified for space & defence applications and comprises a variety of port configurations. The family includes variants that operate from 8.2 to 12.4 GHz and options available with co-planar waveguide interfaces.