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  Spectrum Control EMI Filter Connectors offer US manufacturing and the shortest lead times in the industry
  
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- EMI Protection
  Dual-line EMI filters combine the benefits of two filters in one package saving space and weight
  
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  We design and manufacture the most advanced line of RF/microwave filters in the industry
  
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  Use our Butler matrix in a wireless test environment to ensure the signal is optimally conditioned for highest throughput. The new 16×16 channel version can support MIMO (WiFi 7) or multiple lower order devices concurrently.
  
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- Custom Solutions
  From engineering to layout & design to approval process to manufacturing to quality assurance, we can meet and exceed all your thin film requirements.
  
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- Secure Systems
  Don't ignore the cyber security blind spot. Find out more about our TEMPEST products for both desktop and mobile applications.
  
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Aerospace + Defense
- Aerospace + Defense
  High-power surface acoustic wave (SAW) filters handle power inputs up to +35 dBm with tighter bandwidths and expanded package options.
  
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  Aerospace highlight... How does 5G Affect Airline Altimeters?
  
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  CEO VIEW
  
  Rich Sorelle talks about building a new kind of RF company.
  
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Chassis Mount EMI Filters

Browse our line of single phase EMI filters and 3 phase chassis mount EMI filters. They are the ideal method to filter the AC or DC power entering your system to prevent radiated or conducted EMI. Spectrum Control's standard EMI filters and 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.

Check out Spectrum Control's full line of EMI Filters and Connectors!

Standard Catalog EMI filters

Single Phase and 3 Phase EMI filter designs with high common and differential mode attenuation and insertion loss characteristics up to 10 GHz.

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EMP/HEMP Filters

EMI Filters are designed to protect sensitive electronics equipment during hazardous transient conditions, including EMP/HEMP.

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Modular Power EMI Filter

High performance, high-reliability, chassis mount, configurable catalog EMI filter for where SWaP-C is a critical factor

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Custom EMI Filter Design

Custom EMI filter designs will be a product tailored to your project's design, logistic and budgetary requirements.

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SST and Emcon Brand 16 Amp Pluggable Power Filter

Secure power filters isolate signals generated within terminal equipment where they are not connected to a filtered mains supply

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