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Aerospace + Defense
- Aerospace + Defense
  Spectrum Control Inc. is introducing a new best-in-class AC & DC Power Distribution Unit (PDU) product line. High performance, a full feature set, and a ruggedized design combined with a focus on manufacturability and component availability deliver excellent value to our customers.
  
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- Air
  Spectrum Control designs and manufactures high-rel SAW filters for today’s military and commercial markets. We provide standard solutions for narrowband, GPS band applications, standard IF, and standard RF bands.
  
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- Land
  Hermetically sealed EMI filters are excellent for critical applications that demand high reliability in the toughest environments, giving broadband high-performance EMI filtering from 10 kHz to over 10 GHz.
  
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- Sea
  Spectrum Control's custom EMI filter design solutions offer comprehensive consulting, diagnostic testing, and world-class manufacturing, providing an ideal solution to satisfy global EMC standards while meeting your design parameters.
  
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- Space
  - Solutions for Space Applications
Commercial
- Commercial
  Spectrum Control has the products and expertise to help you fully embrace digital transformation in your wireless test lab. These include solutions to interconnect equipment, condition signals, and emulate RF channels.
  
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- Wireless Test
  Spectrum Control has the products and expertise to help you fully embrace digital transformation in your wireless test lab. These include solutions to interconnect equipment, condition signals, and emulate RF channels.
  
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- High Temperature
  Spectrum Control has the products and expertise to help you fully embrace digital transformation in your wireless test lab. These include solutions to interconnect equipment, condition signals, and emulate RF channels.
  
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- Healthcare
  Spectrum Control has the products and expertise to help you fully embrace digital transformation in your wireless test lab. These include solutions to interconnect equipment, condition signals, and emulate RF channels.
  
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- Avionics
  Spectrum Control has the products and expertise to help you fully embrace digital transformation in your wireless test lab. These include solutions to interconnect equipment, condition signals, and emulate RF channels.
  
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- Space
  Spectrum Control has the products and expertise to help you fully embrace digital transformation in your wireless test lab. These include solutions to interconnect equipment, condition signals, and emulate RF channels.
  
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About
- About
  CEO VIEW
  
  Rich Sorelle talks about building a new kind of RF company.
  
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- CEO View
  CEO VIEW
  
  Rich Sorelle talks about building a new kind of RF company.
  
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- Our Company
  CEO VIEW
  
  Rich Sorelle talks about building a new kind of RF company.
  
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- Careers
  CEO VIEW
  
  Rich Sorelle talks about building a new kind of RF company.
  
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- Locations
  CEO VIEW
  
  Rich Sorelle talks about building a new kind of RF company.
  
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Attenuators, Terminations & Resistors

Spectrum Control is a solution-minded, performance-driven, customer-focused global supplier of a broad portfolio of RF passive components. We have been delivering quality and innovation for decades with products from our well-known Weinschel and Inmet brands. We offer standard and custom solutions for SATCOM, MILCOM, defense, wireless communications infrastructure, DAS integrators, test & measurement, and more.

COAXIAL SOLUTIONS We offer a full line of standard passive coaxial products and custom-engineered solutions to satisfy market needs for precision and high reliability parts. Products include fixed attenuators, terminations, gain equalizers, bias tees, DC blocks, connectors, and high-reliability attenuators.

SMT SOLUTIONS We design and manufacture a broad range of resistive devices for board-level applications using thin- and thick-film technology. These Powerfilm™ brand components are available in chip, leaded, or flange-mount packages and are enhanced to provide reliable performance in a wide range of frequencies.

Fixed Attenuators

A wide selection of Inmet and Weinschel brand fixed attenuators with frequency ranges to 50 GHz (DC) with power handling up to 1000 watts.

Coaxial Terminations

Terminations up to 50 GHz. Spectrum Control makes coaxial terminations with a wide selection for frequency type, power handling, and connector type. Custom designs available.

Chip, Flange & Pill Attenuators

Chip and flange attenuators. Standard and temperature variable. Selectable 1 to 30dB values. Available in Alumina, BeO, and AIN substrates. Up to 27 GHz and up to 250 Watts. MIL testing available.

Bias Tees

Bias Tees in frequencies up to 50 GHz with multiple connector configurations.

Cryo Attenuator

Ttested to 4mK, frequency ranges from DC to 40 GHz. Proprietary thin film. 2.92mm, SMA, and SMPM connector types.

Chip, Flange & Pill Terminations

Surface Mount terminations. Chip, flange and pill style. DC to 40 GHz. Up to 250 Watts. Low PIM options. MIL testing available. Choose from thin film and thick film. Alumina, AIN and BeO substrates.

Manual Step and Continuously Variable Attenuators

Manual Step and Continuously Variable Attenuators are ideal for lab bench applications and front panel mounting on instruments and subsystems.

940 Continuously Variable Attenuators

Wide variable attenuation range with approximately linear calibrated dial, and rugged design. Weinschel Product

DC Blocks

DC Blocks prevent the flow of direct current (DC) frequencies while offering minimum interference to RF signals.

Flange Chip & Rod Resistors

Spectrum Control makes chip, flange, rod, and thin film resistors.

Coaxial Adapters

Coaxial adapters and adapter systems are offered as precision In-Series and Between-Series with a variety of connector options.

Coaxial Connector Systems

Coaxial adapters and adapter systems are offered in a variety of connector options and operating ranges from DC to 26.5 GHz.

Dust and Moisture Caps

Spectrum Control Inmet Dust and Moisture caps are Ideal for sealing ports for shipping or storage.

Gain Equalizers

Gain Equalizers offer simple solutions to your system slope problems. Inmet brand product.