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






Space Systems

Ascend to new heights of space exploration with CALCULEX’s advanced C5ISR products and systems


As a pioneer in the development of open-standard airborne data recording and routing systems, CALCULEX is fully equipped to support the unique requirements of space vehicles, space launch systems, and other space-specific architectures. Our industry-standard products, including ARMOR, SPIDR, MONSSTR, and RIPR, are designed with a focus on interoperability and flexibility, providing customers with the freedom to incorporate new systems and capabilities as they become available.

With over 30 years of impeccable solutions and a commitment to innovation and continuous improvement, CALCULEX is dedicated to ensuring that our products meet the highest standards of reliability, performance, and safety. All of our data recordings conform to the IRIG 106 Chapter 10 standard, which we co-authored with the USAF, and we are certified AS9100D/ISO9001. While we have not yet had the opportunity to deploy our products in space, we are confident that our expertise, experience, and dedication to excellence make us a valuable partner for any initiative in this domain.