High-performance RF

Our products are critical to a range of challenging RF, microwave and mmWave applications, including telecommunications infrastructure, aerospace and defence, space, test & measurement, and critical communications.

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Enabling the future of RF, microwave and mmWave

Filtronic specialises in working with clients to solve their complex RF, microwave and mmWave challenges.

Filtronic is a designer and manufacturer of RF-to-mmWave components and subsystems for mission-critical communication networks. Our clients depend on us to deliver high-performance RF solutions solving their challenging requirements. We accelerate their market entry, reduce whole-life & development costs, minimise cost of quality and provide them with a competitive advantage. Specialties include, power-amplifiers, transceivers, MCPs, SIPs, MMICs and filters operating up to 114GHz. Click to download our latest technologies brochure here.

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RF Communications

RF communication has a rich history and Filtronic has been at its forefront for over 40 years.

We are a key supplier of advanced RF communications products (300Mhz – 3GHz) to the mobile telecommunications infrastructure and critical communications markets. Our products are used in wireless communication equipment, point-to-point communication systems and adjacent aerospace and defence sectors. We are long-term partners to some of the world’s largest critical communication companies, providing design, manufacturing, and testing of our own high-performance RF products as well as offering services using our cutting-edge technologies and facilities.

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Microwave solutions

Filtronic develops microwave solutions for mission-critical environments.

We partner with clients by offering design, manufacture and test of high-performance Microwave devices & sub-systems. We also have a range of solutions at RF and mmWave. Specialties include developing, power-amplifiers, transceivers, MCPs, SIPs, MMICs and filters operating up to 114GHz.

Our specialist know-how of Microwave (3GHz to 24GHz) design and manufacturing processes allows us to rapidly develop products to the most demanding customer specifications. Our in-house capabilities and scale, coupled with a well defined supply chain enable us to quickly ramp and scale to volume.

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mmWave innovation

Filtronic is an mmWave expert. We push the boundaries of communication for XHaul (including front, mid and backhaul) specifically at E band, W band and D band.

Filtronic provides proven technology solutions enabling the next generation of ultra-high-capacity long-range connectivity in a number of markets including telecommunication infrastructure, trackside to train, test and measurement, new space, and non terrestrial communications specifically HAPS and LEO. Extensive knowledge and experience in mmWave integration ensure that system performance is optimised and size is always minimised. We design innovative architectures with a focus on high levels of integration, reduced weight and increased power and enable deployment of multi-channel systems in a small envelope. Flexible system configurations can be optimised to meet customer-specific system requirements and applications.

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Critical communications depend on Filtronic


Transmit & receive

Filtronic designs and manufactures high performance modules for telecommunications, test & measurement, aerospace & defence and space. We have industry leading experience, accelerating our global clients speed to market, reducing the cost per Gbps and our providing customised solutions to unique challenges.

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Passive & active RF solutions

Filtronic technologies condition radio waves across the RF spectrum, specifically for aerospace & defence and critical communications. We work collaboratively with our clients, using our RF experience to identify ways to give them a competitive advantage.

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Integrated subsystems

Through system optimisation, Filtronic solves problems for our clients. We help them to simplify architecture, reduce costs and improve yield. Our engineers use their experience to lower development & NRE costs, and minimise the cost of quality for a range of clients in defence & aerospace, telecommunications infrastructure and critical communications.

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RF design services

Design services

Bespoke RF, Microwave and mmWave design services for a broad range of applications up to 175GHz, including telecommunication infrastructure, aerospace and defence, test & measurement, critical communications and space. Our clients utilise our industry-leading engineering knowledge for the full RF spectrum up to mmWave.

Electromechanical Manufacturing Solutions

Manufacturing services

Filtronic manufactures products that transmit, receive and condition radio waves, at Microwave and mmWave frequencies. Offering a range of contract microelectronic manufacturing services, Filtronic has a proven track record, currently providing contract manufacturing for defence primes.


Unveiling the future of E-band

18 June 2024

Filtronic ushers in new leadership era with CEO Nat Edington

15 May 2024

White Papers

Power up: The rise of GaN as an alternative to GaAs for enhanced power and efficiency

18 June 2024

High-frequency solutions: how to manage burgeoning data traffic on a finite RF spectrum

20 March 2023

How to accelerate product development for complex mmWave technologies in LEO satellite communications  

7 February 2023


Designing for the future

31 January 2024

A close shave: 5G to the rescue

17 January 2024

The RF spectrum is not infinite – Ensuring RF spectrum sustainability amidst soaring demand

9 January 2024