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










SpectraKey is your passport to discover our line of rugged defense solutions offered by Spectra’s family of companies. By registering with SpectraKey, you gain single sign-on access to a wealth of resources from Galleon Embedded Computing, ArgonFDS, and CALCULEX, with one set of credentials.

With one registration, you unlock comprehensive information from all of our sites. That means less time spent on multiple registrations and more time focusing on what matters – finding the right products that have been designed and engineered to capture, process, and display your critical mission data; all in a single provider.

Through this portal, you can access product datasheets, detailed specifications, valuable customer support materials, and more. We’ve designed SpectraKey with the aim of simplifying your search and enhancing your experience as you navigate through our range of robust aerospace & defense solutions. Stay informed about the latest updates, innovative product launches, and industry trends that could redefine your operation. Together, we can help you achieve mission success!


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