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
C+
Rated C on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Hardware

Industrial & Manufacturing

Aerospace

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

  • Hiring across Fairview, Marlborough, and State College signals active engineering and manufacturing demand in 2026.
  • May 2026 connector configurators and July 2026 product pages show a fuller cross-sell platform.
  • AOC 2025 and IMS 2026 visibility strengthens access to radar, SIGINT, and aerospace buyers.

What critics are saying

  • Amphenol, TE Connectivity, and Smiths Interconnect can outscale Spectrum Control's connector business.
  • Defense customers can delay SOSA and EW programs, stalling 2026 RF+ SiP adoption.
  • If RF miniaturization misses qualification cycles, Spectrum Control stays a niche component supplier.

What makes Spectrum Control unique

  • Spectrum Control's May 2026 Filtered Connector Express cuts filtered D-Sub lead times to eight weeks.
  • Its 2026 RF+ SiP platform integrates upconversion, downconversion, filtering, and control in 30mm packages.
  • IMS 2026 demos show SOSA-aligned 16-channel transceiver cards for reusable EW modules.

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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

Engineers Garage
Jun 29th, 2026
Spectrum Control adds dual-channel RF SiPs.

Spectrum Control adds dual-channel RF SiPs. Spectrum Control has introduced the SCi Blocks(TM) family of dual-channel block converter RF+ SiPs for high-channel-density RF and microwave systems. Available as a downconverter, upconverter or transceiver, the devices support 18 GHz to 26 GHz and 26 GHz to 40 GHz operation, include RF conversion, filtering, gain control, power regulation, RF detection and temperature monitoring, and provide 26 dB digital gain control in 0.5 dB steps with 300 ns attenuator settling and 1 μs band-select switching. Designed for applications such as EW/SIGINT, radar, aerospace and defense and test systems, the 30 mm^2 surface-mount packages help reduce board space, discrete component count and integration effort.

Engineers Garage
Jun 29th, 2026
Spectrum Control adds filtered D-Sub connectors.

Spectrum Control adds filtered D-Sub connectors. Spectrum Control has introduced D-Sub Filtered Connectors as part of its Filtered Connector Express(TM) series, giving engineers a way to configure custom filtered connectors with per-pin selective loading through an online tool. The connectors are available in 9-, 15-, 25-, 37- and 50-pin shell sizes with four termination options and selectable filter types and capacitance, allowing filtering to be integrated at the connector entry point instead of using discrete components. Designed for applications including military and aerospace systems, industrial equipment, cellular base stations and medical electronics, a single connector can replace up to 128 discrete filters to reduce board space and system complexity.

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.

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