Military, Aerospace & Hi-Rel

May 2020
Switch Matrix Product Line Minimizes Insertion Loss
American Microwave Corporation recently released a switch matrix product line from single pole to 65 throw with exceptional insertion loss.  The base specifications comprise: Frequency: .5Ghz to 40GHz Insertion Los:s <7dB up to 18GHz and <10dB up to 40GHz Isolation: 65 dB minimum Switching speed <500n
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Date:
05/26/2020
Next Gen of Drone Surveying System Features from Microdrones
Fresh off the heels of releasing a new Microdrones as a Service (mdaaS) business model that makes drone surveying and LiDAR accessible to geomatics companies of all sizes, Microdrones announces additional developments that demonstrate a constant commitment to customers. According to Microdrones CEO Vivien Heriard-Dubreuil, â€
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Date:
05/22/2020
Researchers Create Electronic Diodes Beyond 5G Performance

David Storm, a research physicist, and Tyler Growden, a National Research Council postdoctoral researcher, at the U.S. Naval Research Laboratory with their molecular beam epitaxy system that develops gallium nitride-based (GaN) semiconductors in Washington, D.C., March 10, 2020. Storm and Growden published their research on GaN semiconductor materials, which showed high yield and performance well suited for high frequency and high power electronic devices in Applied Physics Letters.

David Storm, a research physicist, and Tyler Growden, an electrical engineer, both with the U.S. Naval Research Laboratory, developed a new gallium nitride-based electrical component called a resonant tunneling diode (RTD) with performance beyond the anticipated speed of 5G. The fifth-generation network technolog
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Date:
05/12/2020
Fossil Fuel-Free Jet Propulsion with Air Plasmas

A schematic diagram of a prototype microwave air plasma thruster and the images of the bright plasma jet at different microwave powers. This device consists of a microwave power supply, an air compressor, a compressed microwave waveguide and a flame ignitor.

Humans depend on fossil fuels as their primary energy source, especially in transportation. However, fossil fuels are both unsustainable and unsafe, serving as the largest source of greenhouse gas emissions and leading to adverse respiratory effects and devastation due to global warming. A team of researche
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Date:
05/05/2020
Monolithic 65 V, 8 A Step-Down Regulators with Fast Transient Response

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Figure 1. 12 V, 8 A application using LT8645S at 400 kHz

The LT8645S and LT8646S are 65 V synchronous step-down monolithic regulators capable of supporting 8 A outputs. Their Silent Switcher 2 architecture enables exceptional EMI performance regardless of layout. The LT8646S features RC external compensation to optimize transient responses. Wide In
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Date:
05/03/2020
Solar Inverter Design

Figure 1: Replacing a SJ with a SiC MOSFET, switching loss decreases significantly

Due to the ever-increasing demand for a clean and renewable source of energy, installing solar systems has accelerated significantly in the last decade. Contemporary solar applications require very highly efficient, power-dense and lightweight grid-tied inverters. Traditionally, IGBT has been the device of
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Date:
05/03/2020
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