Spectrum Control

Spectrum Control

RF/microwave, microelectronics, security systems manufacturer

Overview

Spectrum Control designs and manufactures high-reliability RF/microwave, microelectronics, EMI protection, power, and secure-systems solutions for defense, aerospace, commercial, and industrial customers. Its products include RF/microwave and millimeter-wave components, EMI filters and interconnects, power supplies for harsh environments, and secure hardware and software for trusted communications. The company differentiates itself as a global, one-stop provider with a broad catalog and in-house design, manufacturing, and integration across multiple high-reliability domains. Its goal is to deliver dependable, high-performance components and systems that enable safer communications, robust power delivery, and protected information systems for critical applications worldwide.

About Spectrum Control

Simplify's Rating
Why Spectrum Control is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Industrial & Manufacturing

Aerospace

Defense

Company Size

N/A

Company Stage

N/A

Total Funding

N/A

Headquarters

Fairview, Illinois

Founded

1968

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Simplify's Take

What believers are saying

  • Achieved CMMC Level 2 Certification in October 2025, enabling defense program readiness.
  • SCi Blocks family now supports 18–40 GHz with 30 dB digital gain control.
  • Connector Express enables single filtered solution for military and aerospace designs.

What critics are saying

  • Legacy VPX DirectRF card lacks modular software upgrades, risking obsolescence versus SOSA competitors.
  • 18–40 GHz mmWave SiPs face procurement delays if DoD reallocates bands to commercial 5G/6G.
  • Maquabbourgh facility lacks on-site cybersecurity staff, creating vulnerability to nation-state actor disruption.

What makes Spectrum Control unique

  • Launched 16-channel DirectRF card condensing EW and radar front ends into one 3U module.
  • Introduced High-Q Glass Filters operating 1–10 GHz, production expected September 2025.
  • Released Connector Express filtered circular connector reducing size and lead times by 50%.

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Benefits

Flexible Work Hours

Paid Vacation

Health Insurance

Pension Scheme with 6% Employer Contributions

Life Insurance

Employee Assistance Programme

Continuous Development and Career Progression Opportunities

Company News

Military Embedded Systems
Dec 10th, 2025
Wideband RF transceiver card targeting multi-mission EW payloads showcased at AOC 2025

Wideband RF transceiver card targeting multi-mission EW payloads showcased at AOC 2025. December 10, 2025 NATIONAL HARBOR, maryland. Spectrum Control is showcasing a 16-channel wideband radio-frequency transceiver card at AOC 2025 that is intended to condense electronic warfare, radar, and signals-intelligence front ends into a single 3U module. The DirectRF card combines eight transmit and eight receive paths on one 3U VPX plug-in, with the goal of giving system designers a common building block for different mission profiles, the company says. The module covers roughly 0.1 to 36 GHz and is built to handle wide slices of spectrum at once, which is aimed at receivers and transmitters that must watch for many signals or threats in parallel rather than tuning across bands, according to the statement. An Intel Agilex 9 field-programmable gate array (FPGA) on the card provides local signal processing and control so that some detection, filtering, or beam-control tasks can occur on the module instead of in a separate processor, Spectrum Control says. The design supports synchronization across multiple cards so that integrators can build out larger arrays for beamforming or direction finding without custom hardware, the company adds. The company describes the module as aligned with the Sensor Open Systems Architecture, or SOSA, Technical Standard, as well as VITA 49.2 profiles, which is intended to help primes and subsystem suppliers plug the card into existing modular open-systems racks and reuse the same RF front end across airborne, naval, and ground platforms.

Microwaves & RF
Jun 9th, 2025
Signal-Source SiP Pairs With mmWave Block Upconverter SiP

Spectrum Control (Booth #927) is unveiling its low-jitter, high-frequency signal source system-in-package (SiP) and 18- to 40-GHz mmWave block upconverter SiP at IMS 2025.

RF Design
May 27th, 2025
Spectrum Control to Unveil Compact Signal Source and mmWave Upconverter SiPs at IMS 2025

Spectrum Control to unveil compact signal source and mmWave upconverter sips at IMS 2025.

Microwave Journal
Jun 18th, 2024
Spectrum Control Announces Complete RF Front-End with Integrated Digital Control in a Surface-Mount BGA Package

Spectrum Control (IMS booth #208), an innovative leader in RF miniaturization and digital integration, announces an innovative new RF front end system-in-package (SiP) platform as part of its SCi Blocks(TM) family.

Microwave Journal
Jun 17th, 2024
Spectrum Control Introduces High-Q RF Filter Family with Dramatic Reduction in Filter Size

Spectrum Control introduces high-q RF filter family with dramatic reduction in filter size.

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