The MLRF3031 series from Gowanda Electronics is a military-approved RF inductor that is on the military’s Qualified Product List per MIL-PRF-83446. These devices have been designed for RF electronic applications in the military, aerospace, and defense sectors. Possible communications applications include space, satellite, radio, sonar, guidance, and GPS systems. Technical … [Read more...]
Military
Ruggedized Flat Panel Computer Is MIL-STD-461D Compliant
The NAG 20-inch MIL-SPEC flat panel computer from NAG Marine is a fully sealed NEMA 4X unit crafted specifically for harsh marine and/or engine room environments. The unit is built with low power consumption electronics for maximum heat efficiency and shock isolated components for elimination of the effects of shipboard vibration. The unit is fully qualified under MIL-STD 461D … [Read more...]
Life Enhancing Medical Products Achieve EMC Compliance
Surface cleanliness is critical to good coating adhesion for any coating process Rocky R. Arnold, Ph.D. WaveZero, Inc. Sunnyvale, CA Many medical product manufacturers achieve electromagnetic compliance (EMC) for their electronic devices by coating the inside of the plastic enclosures with a conductive material; for example, silver-copper particle loaded paint, electroplated … [Read more...]
Military COTS Filter Provides EMI Filtering & Transient Protection
The M-FIAM7 from Vicor is a DC front-end module that provides EMI filtering and transient protection. The M-FIAM7 allows designers using Vicor’s 28-V DC/DC V•I Chip modules to meet conducted emission/conducted susceptibility per MIL-STD-461E; and input transients per MIL-STD-1275A/B/D, MIL-STD-704A-F, and DO-160E. The M-FIAM7 accepts an input voltage of 14 to 50 VDC and … [Read more...]
Reducing Ground Noise Emissions in Critical Electronic Equipment and Facility Ground Systems to Help Prevent Conducted EMI Problems
Many EMI problems involve emissions that circulate through electrical conductors within a facility and within equipment Philip F. Keebler and Kermit O. Phipps EPRI Knoxville, Tennessee Background The electromagnetic environment includes the areas inside and outside electrical and electronic equipment. The areas inside equipment include unused air spaces, circuit boards, cables … [Read more...]
Capacitor Termination Can Enhance Reliability
Using a polymer termination for multilayer capacitors forestalls damage during PCB assembly Matthew Ellis For safety critical applications such as aerospace and military, failure caused by a short circuited capacitor could be disastrous. One of the most reliable components for surface mount communications is the multilayer ceramic capacitor, in which a block of ceramic … [Read more...]
The Importance and Methods of Full Wave Simulation Validation
Regardless of the accuracy of the modeling tool, each modeling exercise requires some level of validation before simulation results can be trusted. Bruce Archambeault, Ph.D. and Samuel Connor IBM Research Triangle Park, NC The need to validate simulations and model results has never been more vital. Full-wave and quasi-static simulation tools using many different modeling … [Read more...]
RF Microwave Manufacturer Awarded $1.4 Million Order for High Power Amplifiers for Jamming
In another story touching on the art of jamming, or purposeful interference, RF microwave manufacturer Comtech Telecommunications Corporation has announced that its Melville, NY-based subsidiary, Comtech PST Corporation, has received a $1.4 million order from a domestic prime contractor to supply broadband, solid-state, high power radio signal jamming. These amplifiers, which … [Read more...]
Test Software Complies with a Wide Range of Standards
From on-site measurements to EUT control and monitoring, Nexio software covers a wide range of applications and offers more than 300 measuring device drivers. Designed, developed, and supported by specialists, Nexio’s BAT-EMC test automation software is the all-in-one solution for both emissions and immunity tests and is now widely used in the civil, automotive, military, and … [Read more...]
Test Software Complies with a Wide Range of Standards
From on-site measurements to EUT control and monitoring, Nexio software covers a wide range of applications and offers more than 300 measuring device drivers. Designed, developed, and supported by specialists, Nexio’s BAT-EMC test automation software is the all-in-one solution for both emissions and immunity tests and is now widely used in the civil, automotive, military, and … [Read more...]
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