ETS-Lindgren announced the availability of the Model AMS-8700 RF Environment Simulator, a turnkey MIMO OTA test system that allows repeatable measurement of radiated performance of wireless devices in a simulated multi-path environment. The simulated RF environment is ideal for the evaluation of downlink MIMO performance of emerging wireless technologies such as LTE, WiMAX, … [Read more...]
FCC Solves Radio Problem for Baxter County, Arkansas, Deputies
According to the Baxter, Arkansas, Bulletin, a problem with an Arkansas police force’s radios was linked to a taxi company in Mississippi.Learn more in the Baxter Bulletin. … [Read more...]
Arizona Resident Has Garage Door EMI Problem
According to the Yuma, Arizona, Sun, area resident Paul Wilton was aware that radio signals from a new communications site in use by Marine Corps Air Station Yuma could interfere with his automatic garage door openers.Wilton wasn’t affected until all four of his automatic garage door openers suddenly stopped functioning properly and he was locked out.Read more in the Yuma Sun … [Read more...]
Radio Interference Causes Confusion for Maine Police
The Bangor, Maine, Daily News reported that a local county sheriff’s deputy recently made 12 attempts to make radio contact with his communications center without success because of radio interference.That interference, according to the county’s telecommunications director, stems from a neighboring county’s operation of its remote repeater on the same frequency.Read more in the … [Read more...]
Touch Screen Touch-up
A recent article in MIT’s Technology Review discusses transparent conducting films. Applied over glass touch screens, they produce better touch response and prevent electromagnetic interference from other parts of the devices.Read More … [Read more...]
Company to Continue Work on Carbon Nanotube EMI Shielding
Nanocomp Technologies Inc. has been awarded a multi-million dollar Phase II contract by the United States Air Force Research Laboratory (AFRL) to continue its work to advance Carbon Nanotube materials as replacement for metal electromagnetic interference shielding and electrostatic discharge components on manned and unmanned aircraft.Learn more from Nanocomp Technologies … [Read more...]
Inductor Sample Kit with Ring Core Power Chokes
TDK-EPC has announced a new sample kit of EPCOS current-compensated ring core power chokes, designed for a voltage of 250 V AC and supporting current capabilities of between 0.4 and 6.0 A. The components' inductances range from 0.2 to 39 mH.Learn more from EPCOS. … [Read more...]
Toroid Kit Includes Four Materials for Inductive Applications
Fair-Rite offers a high-frequency Toroid Kit that features eight sizes and four materials. The Toroids supplied in the kit are based on the most common industry sizes and the materials are selected for optimized performance for power conversion and low loss applications.Potential users who will benefit most from this kit are companies involved in radio frequency amplifiers, … [Read more...]
Active-Clamped, Current-Mode High Efficiency PWM Controller
Maxim Integrated Products has introduced a high-frequency, current-mode pulse-width modulation (PWM) controller that allows its frequency to be adjustable from 100 kHz to 600 kHz, which allows designers to optimize the magnetics and filter elements used in the circuit to meet EMI requirements.See a datasheet from Maxim. … [Read more...]
New Flush-Handle Latches Designed for EMI Shielding Racks
All Metric Small Parts – aMsp, a provider of metric hardware components, announced the availability of its new series of flush-handle latches that feature fold-away safety handles designed for use in EMI shielding racks for information devices such as digital equipment, magnetic disk devices, control boards, railcars, and aircraft.When the MAKT39MTHA450 series of zinc die cast … [Read more...]
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