UK Distributor of Ducommun Products » Castle Microwave


Ducommun Inc. established in 1849, is California’s oldest company. The RF Products group is a design and manufacture company, covering the frequency ranges DC to 110 GHz. Serving a variety of markets including avionics, defence, industrial, space qualified flight hardware, medical, and test equipment. Design and manufacture of  RF / Microwave coaxial switches, pin diode switches, switch matrices and video switches are all handled in house.

Their Millimetre Wave products include amplifiers, antennas (horn and patch), mixers, oscillators, multipliers, passive waveguide components, Doppler & ranging radar sensors, up/down-converters along with Sub-Systems and Integrated Assemblies. 

  • Coaxial Switches: DC to 50 GHz
  • Pin diode switches: 0.05 to 110 GHz
  • Switch matrices & Switch Filter Banks
  • Millimetre Wave Components & Sub-Assemblies
  • DC to 110 GHz Multi-Function Assemblies







In addition to RF/Microwave, Castle Microwave can also assist with requirements for Human Machine Interface products (illuminated switches and control panels), and Motor Control devices including actuators, resolvers, etc. for military and space applications - contact us for more information.


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