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COMMUNICATIONS AND NETWORKS PCBS

High-technology PCB manufacturing for 5G infrastructure, wireless connectivity, RF front-end systems, and network electronics. UK-based engineering and manufacturing from prototype through to production.

As a UK manufacturer of high-technology printed circuit boards for communications and network electronics, Exception PCB works with engineering teams developing 5G infrastructure, wireless platforms, IoT devices, and RF front-end systems.

Communications electronics demand precise control over signal behaviour. Small variations in impedance, material loss, or layer registration can affect system performance, network reliability, or compliance with frequency regulations. We build PCBs that deliver consistent controlled impedance, low-loss performance, and stable electrical behaviour across frequency and temperature, supporting programmes where RF performance is critical.

TALK TO AN ENGINEER ABOUT YOUR COMMUNICATIONS PCB REQUIREMENT

Whether you are developing 5G infrastructure, designing an RF front-end module, or scaling a wireless connectivity platform to production, our team is ready to support you.

Talk to our engineers

COMMUNICATIONS AND NETWORKS APPLICATIONS

Exception PCB supports a broad range of communications and network programmes, working with engineering and procurement teams from prototype through to production.

5G AND WIRELESS NETWORK INFRASTRUCTURE

5G base stations and wireless network infrastructure demand PCBs that maintain stable RF performance across high-frequency bands with minimal signal loss. We build multilayer boards with controlled impedance routing, low-loss laminates, and tight layer registration to support the signal integrity and thermal management requirements of modern network electronics.

RF FRONT-END AND ANTENNA SYSTEMS

Phased array antennas, RF front-end modules, and microwave assemblies require precise impedance control, low insertion loss, and stable dielectric behaviour across operating frequencies. We manufacture multilayer and HDI boards using specialist low-loss materials including Rogers and PTFE-based laminates, with engineering input on stack-up design and routing strategies to optimise RF performance.

IOT, SMART INFRASTRUCTURE, AND CONNECTED DEVICES

Wireless connectivity modules, smart meters, IoT gateways, and industrial network devices combine processing complexity with miniaturisation requirements. We support these applications with HDI builds, controlled impedance routing for wireless interfaces, and material selection that balances electrical performance with the volume and cost considerations of connected device programmes.

NETWORK TRANSPORT AND DATACOMMS EQUIPMENT

Routers, switches, network transport platforms, and test equipment require high-speed digital PCBs with consistent signal integrity across complex multilayer structures. We manufacture multilayer and HDI boards with controlled impedance routing for high-speed data paths, alongside stack-up guidance to support design teams working at the edge of signal performance.

ADVANCED PCB TECHNOLOGIES FOR RF AND COMMUNICATIONS ELECTRONICS

Communications electronics often push the limits of PCB materials and process capability. We offer a broad range of advanced technologies to support RF, high-speed digital, and mixed-signal designs.

Macro close-up of ENIG gold-plated pads and precision circuit trace routing on a white substrate RF PCB, showing the surface finish quality and high-density layout of Exception PCB's RF manufacturing capability.

RF

RF and high-frequency PCBs built to support controlled impedance, low-loss materials, and consistent signal integrity in demanding applications where dielectric performance, layer registration, and material choice directly affect circuit behaviour.

Exception PCB operator loading a flexible printed circuit board panel into an ESI laser micro via drill processing system.

Advanced Materials

Support for specialist and hybrid PCB materials selected to meet thermal, electrical, and environmental performance requirements in applications where standard FR4 or conventional laminate systems cannot deliver the required performance.

Macro view of a dark, high-density PCB showing precise gold pad layouts and trace routing.

HDI

High-density interconnect PCBs for fine features, microvias, and complex multilayer designs, manufactured using production-ready processes with full engineering oversight to ensure reliable and repeatable fabrication of the most demanding constructions.

Technician holding a complex green rigid-flex circuit board panel with amber flexible interconnect extensions.

Flex & Rigid-Flex

Complex flex and rigid-flex PCB constructions for space-constrained and dynamic applications, built with reliability and repeatability in mind to support confident integration where weight, form factor, or movement are critical.

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Copper Via Fill

Copper via filling for blind, buried, and through-hole vias, supporting HDI constructions, via-in-pad designs, and thermally demanding multilayer PCBs where electrical continuity, thermal performance, and consistent fill quality are required.

Exception PCB technician in a white glove holding a green printed circuit board panel with four individual circuits.

Resin Via Fill

Resin via fill for blind, buried, and through-hole vias, providing consistent surface planarity to support via-in-pad designs, fine-pitch assembly, and sequential lamination builds where assembly quality and via integrity matter.

An Exception PCB technician operating an Orbotech Sprint 200 automated optical inspection machine, with a green circuit board panel loaded on the scanning bed.

QUALITY AND TRACEABILITY FOR COMMUNICATIONS PROGRAMMES

Communications electronics operate in demanding environments and often require documented evidence of process control and build consistency. We apply rigorous quality management built on ISO 9001 and structured process control to support the traceability requirements of engineering and procurement teams.

WE PROVIDE:

  • ISO 9001-certified quality management
  • IPC Class 2 and Class 3 workmanship capability
  • Full material and process traceability
  • Audit-ready documentation for quality and procurement teams

This gives teams a clear, documented picture of build quality at every stage, from incoming materials through to final inspection.

Close-up of flying probe test heads making electrical contact with a multilayer PCB during automated testing at Exception PCB

INSPECTION, TEST, AND RF VALIDATION

Every communications PCB we build passes through a structured inspection and test regime before it leaves our facility.

WE PROVIDE:

  • 100% electrical test across all boards
  • Automated Optical Inspection applied to every layer
  • Microsection and cross-section analysis for copper thickness and via quality
  • Surface cleanliness checks and solder mask accuracy for RF stability
  • Dimensional inspection for precise fit in RF housings and shielded enclosures
  • Support for impedance verification and RF qualification testing

SPEAK TO OUR COMMUNICATIONS ENGINEERING TEAM

Whether you are developing next-generation network infrastructure, advancing an RF platform, or scaling a connected device to production, our team is ready to support your programme.

RELATED ARTICLES

An Exception PCB technician storing green circuit board panels into a protective green slot rack cart.

Why UK Manufacturing Matters for Sovereign Capability

UK-based PCB manufacturing is no longer just a sourcing choice, it is a strategic way to reduce supply chain risk, protect sensitive programmes, improve lead times and strengthen sovereign capability in high-technology electronics.

Close-up of a large rack of copper printed circuit board panels awaiting processing, under PAL branding.

Chinese New Year and PCB Supply Chains

Chinese New Year supply chain shutdowns can affect PCB material availability globally. Exception PCB manufactures in the UK year-round, but early planning on materials, lead times, and substitutions protects time-critical programmes from disruption.

Exception PCB manufacturing facility in Tewkesbury, UK, supporting high-technology printed circuit board production.

Exception PCB Brought Back into British Ownership

Wright Industries has acquired Exception PCB, returning the Tewkesbury-based PCB manufacturer to UK ownership as part of the Connexion Technologies group, strengthening national manufacturing resilience.

SECTORS WE SUPPORT

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Defence

Secure, UK-based PCB manufacturing for defence and security programmes, supporting systems across air, land, naval, and electronic warfare applications where controlled processes, full traceability, and long-term performance are programme requirements.

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Space

High-technology PCB manufacturing for space platforms, satellite payloads, CubeSat subsystems, and satcomms infrastructure. UK sovereign manufacture with AS9100D certification, advanced RF capability, and full traceability from prototype through to production.

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Aerospace

High-technology PCB manufacturing for civil and defence aerospace programmes. AS9100D-certified UK sovereign manufacture with full traceability, supporting avionics, flight control, radar, and RF sensing platforms from prototype through to production.

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Energy & Industrial

High-technology PCBs for energy and industrial electronics. UK PCB manufacturer supporting renewable energy systems, industrial automation, downhole and subsea applications, and harsh-environment electronics from prototype to production.

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Automotive

High-technology PCBs for automotive and transport electronics. UK automotive PCB manufacturer supporting EV development, ADAS, commercial vehicles, and high-performance platforms from prototype to production.

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Motorsport

High-technology PCBs for motorsport and elite racing programmes. UK manufacturer supporting Formula 1, powertrain, data acquisition, vehicle control, and trackside electronics from prototype to production.

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Medical

UK medical PCB manufacturer for medical devices, diagnostic systems, and NHS equipment. Medical device PCB prototyping, ISO 9001, IPC Class 2 and 3 workmanship, and full traceability.