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






Tech Notes

Unlocking Innovation: Explore the Cutting-Edge Developments and Techniques Powering Galleon Embedded Computing Solutions

Galleon Embedded Computing excels in delivering rugged information systems, engineered for optimal performance in extreme conditions. Our solutions are meticulously designed to meet the complex demands of professionals overseeing the deployment of intricate systems, emphasizing security, reliability, and peak performance. Our Tech Notes provide in-depth insights into the advanced technologies integral to our products, equipping engineering teams with the knowledge to confidently address their projects’ challenges. Galleon’s expertise ensures unmatched support in ruggedized, embedded computing systems, deployed in harsh environments.