Spectra Aerospace & Defense is a trusted and growing platform of C5ISR companies – CALCULEX, Galleon Embedded Computing, and ArgonFDS - bringing over a half-century of rugged, mission-ready, battle-tested experience to bear in aerospace and defense applications. From high-speed data acquisition, data recording and secure, high-density storage, to computing and rugged, clear display of mission data, Spectra delivers the products and subsystems needed for the most demanding military air, land, and sea platforms. With our comprehensive portfolio of rugged products, systems, and solutions, the Spectra family of companies’ customized end-to-end solutions for the C5ISR market help military end-users achieve mission success. Simply put, Spectra's rugged solutions Capture, Process, and Display your mission-critical data in the harshest environmental conditions. In the air, at sea, on land, and in space; We simplify integration.


Data Acquisition

Sensor Recording


Mission Computing

Encrypted Storage

NAS & File Serving

Processing & Routing






AOC Europe​ 2024


Date Location Stand #
May 13 – May 15, 2024 Oslo, Norway 66


Spectra Aerospace & Defense, along with its family of trusted companies – CALCULEX, Galleon Embedded Computing, and ArgonFDS – are excited to announce their participation in the upcoming AOC Europe 2024 from May 13th to May 15th at the NOVA Spektrum in Oslo, Norway.

This globally recognized exhibition is a significant gathering for the international defense community, focusing on the most demanding military applications in air, land, sea, and even space. As leading designers and manufacturers of rugged, highly-engineered electronics products and systems, Spectra and its group of companies bring over half a century of battle-tested experience, delivering secure end-to-end information systems that capture, process, and display mission-critical data in the harshest environmental conditions.

CALCULEX, a defense-focused leader, offers internationally recognized expertise in real-time, high-speed data acquisition, processing, routing, and data recording. Galleon Embedded Computing, a globally positioned world-class leader, develops high-performance, high-quality storage solutions and small, rugged data recorder systems. ArgonFDS, with over 31 years of experience, excels in designing, producing, and supporting a variety of rugged computing and display solutions suitable for extreme environments.

At AOC Europe 2024, we will showcase how our innovative, highly-engineered products adapt to changing requirements throughout a program’s lifecycle. The Spectra brand represents excellence in the aerospace and defense industries, symbolizing trust, reliability, quality, and a commitment to pushing boundaries and transforming barriers into opportunities.

Join us at this event and witness firsthand how Spectra, CALCULEX, Galleon Embedded Computing, and ArgonFDS turn complex challenges into cutting-edge solutions. Our team, innovative, passionately curious, highly capable, persistent, and qualified, is ready to deliver. We’re not just attending this conference; we’re actively shaping the future of the defense community.


Let’s Schedule a Meeting at AOC Europe​ 2024


Rugged Products of Interest