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






Data Acquisition, Recording, Processing, and Routing

Setting the aerospace & defense industry standard for over 30 years

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Compact, Highly Configurable, and Extremely Rugged Recording and Computing Solutions Supporting Aerospace & Defense Applications


CALCULEX’s highly skilled team of engineers applies the latest technologies within a well-established framework of industry and open standards, leading to products that consistently meet and exceed customer expectations. CALCULEX has developed and implemented a Quality Assurance System that is certified to AS9100D and ISO9001 standards.

CALCULEX has been part of Spectra Aerospace & Defense since February 2021.




Integrated, Open System Data Acquisition, Recording, Processing and Routing Solutions for Today’s Demanding National Security Needs


CALCULEX® was founded in Las Cruces, New Mexico in 1986 and – for over 30 years – has provided integrated and federated open system airborne mission data and video recording, processing, and routing systems.

CALCULEX® designs, produces, and supports secure, mission-critical defense electronics and software systems for numerous aircraft fleets, missile and UAV systems, and the flight test community. Our trusted systems are fielded on dozens of military platforms, both fixed and rotary wing.

CALCULEX® has a verifiable track record of rapidly supplying affordable and long life national security data management solutions to the U.S. Air Force, U.S. Navy, U.S. Marine Corps, U.S. Army, and other international armed forces.

Our reputation for providing innovative, cost-effective, and highly reliable solutions has been built over 3 decades. CALCULEX’s modular Commercial Off the Shelf (COTS) RIPR® (Recorder – Integrated Processor – Router) product families and plug-and-play architecture provide the baseline for customization to specific mission and platform needs.

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