Ducommun | Castle Microwave » Castle Microwave


At Castle Microwave, we have a history of working with RF and Microwave technology. That’s why we’re proud to partner with Ducommun.

Ducommun's Capabilities

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.

 Why work with Castle Microwave?

We are the UK’s leading supplier of RF and Microwave technology – and there are a number of reasons to work with us:

  • Rapid response times – we are proud of the speed it takes from initial enquiry to prototype, all the way through to manufacture.
  • Quality assurance – all of our products are held to the highest quality standards and checked at every stage of production.
  • State of the art manufacture – we work with a range of principals who are top of their field. Coupled with our manufacturers, who are top of their respective fields, we can guarantee state of art manufacture of the highest quality.

Want to know more about how Ducommun can improve your product? Get in touch with a member of our friendly sales team today.

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