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Interference Technology

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Shielding

Firm Wins $4.8 Million Contract to Shield Military Radio

 

Wisconsin-based VTI Vacuum Technologies, Inc. has been awarded a $4.8 million contract by the office of Federal Prison Industries/Unicor. (Unicor is owned by the U.S. Department of Justice.) The contract requires that VTI provide a corrosion-resistant topcoat,EMI shieldingand outsourcing of the CARC (chemical agent resistant paint) for 300,000 components that are assembled into … [Read more...]

Cable Shield Combines EMI and Mechanical Protection

 

EMCFIX cable shielding from PMA AG contains ectionmetal braids made of tin-plated aluminum or nickel plated braid. Crafted for optimal EMI shielding, these braid fittings provide excellent clamping with the conduit system. Other product features include mechanical protection for the cable, simplified installation, and excellent termination. Standard colors for plastic braids … [Read more...]

Cable Shield Combines EMI and Mechanical Protection

 

EMCFIX cable shielding from PMA AG contains metal braids made of tin-plated aluminum or nickel plated braid. Crafted for optimal EMI shielding, these braid fittings provide excellent clamping with the conduit system. Other product features include mechanical protection for the cable, simplified installation, and excellent termination. Standard colors for plastic braids are … [Read more...]

Text Covers Advanced Materials and Design for EMI Shielding

 

Advanced Materials and Design for Electromagnetic Interference by Colin Tong of Laird Technologies is a recent release from CRC Press. Exploring the role of EMI shielding, this book introduces the design guidelines, materials selection, characterization methodology, manufacturing technology, and the future potential of EMI shielding. It reviews effective shielding measuring … [Read more...]

Low-Profile Gaskets Offer Attenuation up to 100 dB

 

The 60P21 and the 125G32 from Tech-Etch, Inc. are low-profile BeCu gaskets that offer shielding effectiveness up to 100 dB attenuation. These gaskets measure a compact 0.080 inch high, and stick-on mounting provides fast, reliable installation. These products may be used at ambient temperatures from -67 degrees F to +300 degrees F. These gaskets are well suited to … [Read more...]

Form-in-Place Gaskets Feature Special, Silicone-Based Pastes

 

EMI Sentry™ from Laird Technologies is a new family of form-in-place gaskets consisting of SNK55-RXP, a silicone with silver/copper that cures at room temperature; SNK60-HXP, a silicone with silver/copper that cures in an oven; SNL60-RXP, a silicone with silver/aluminum that cures at room temperature; and SNL70-HXP, a silicone with silver/aluminum that cures in an oven. These … [Read more...]

RF Shield Incorporates Etched Slot to Minimize Leakage

 

The patented “Easy Access” RF shield from Photofabrication Engineering, Inc. (PEI) incorporates an etched slot that is straight or staggered to minimize RF leakage. The tab connecting the lid to the RF shield can be easily snipped for access and then can be re-soldered in seconds for minimal downtime. Covers are manufactured from SAE 1010 with solder plating and can be bent … [Read more...]

More Shielding Products

 

Line of Silicone and Fluorosilicone Elastomers Offers Variety of Design OptionsConductive elastomers from UK-based Kemtron Ltd. are fully post cured silicones or fluorosilicones with highly conductive particles that provide low contact resistance between mating surfaces. The various fillers have been chosen to ensure galvanic compatibility between the surfaces. Extruded … [Read more...]

Shielding Paint

 

A paper published by Japanese researchers at the University of Tokyo and Dowa Electronics in the Journal of the American Chemical Society and referenced in a recent issue of New Scientist reports on a paint formulation containing aluminum-iron oxide that can block electromagnetic waves up to 182 GHz at room temperature. Unlike earlier solutions for protecting high speed … [Read more...]

Don’t Settle for Being Just an E3 Engineer—Become an E3 Advocate!

 

Expand your E3 support role so you can provide your project with a “best value” solution by taking project priorities into consideration WOODY HAWTHORNE INTRODUCTION It is often the accepted practice for the E3 engineer on a program simply to provide his technical expertise on meeting EMI, EMC, EMP and other E3 requirements and to let others take the recommendations from … [Read more...]

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