Defense http://mwrf.com/taxonomy/term/6604/more en Experimental Spaceplane Designs Foresee Everyday Operability http://mwrf.com/systems/experimental-spaceplane-designs-foresee-everyday-operability <div class="node-body article-body">The Experimental Spaceplane (XS-1) program is working on an unmanned vehicle that could be reused repeatedly to launch small satellites.</div> <div class="field-content-focus"> <span>Content Classification:&nbsp;</span> Curated </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/experimental-spaceplane-designs-foresee-everyday-operability" target="_blank">read more</a></p> http://mwrf.com/systems/experimental-spaceplane-designs-foresee-everyday-operability#comments News Defense Industrial Systems Wed, 20 Aug 2014 21:39:00 +0000 27861 at http://mwrf.com <p>One of the goals of the XS-1 program is to the ability to fly 10 times in 10 days. (Artist&#39;s concept courtesy of DARPA)</p> Low-Noise Balun Aids Phased-Array Radars http://mwrf.com/active-components/low-noise-balun-aids-phased-array-radars <div class="field-byline"> Wang Wei, Zhong Wu, Xu Wei, Mu Mao, and Yuan Jun </div> <div class="field-deck"> This active balun design provides high, flat gain with low noise figure and reasonable linearity for a variety of applications at X- and Ku-band frequencies. </div> <div class="node-body article-body">An active balun design achieves low noise and good linearity at X- and Ku-band frequencies. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/low-noise-balun-aids-phased-array-radars" target="_blank">read more</a></p> http://mwrf.com/active-components/low-noise-balun-aids-phased-array-radars#comments Active components Commercial Defense Industrial Wed, 13 Aug 2014 18:33:00 +0000 27711 at http://mwrf.com Microwave Industry Awards Whip Up the Recognition http://mwrf.com/technologies/microwave-industry-awards-whip-recognition <div class="field-deck"> With the Microwave Industry Awards, Microwaves & RF provides a forum for industry members to share their appreciation for companies that excel in categories ranging from website to technical support. </div> <div class="node-body article-body">The results from our survey of engineers and industry professionals in the microwave and RF field are in, allowing us to showcase the companies that help the industry stay abreast of trends and technology.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/technologies/microwave-industry-awards-whip-recognition" target="_blank">read more</a></p> http://mwrf.com/technologies/microwave-industry-awards-whip-recognition#comments Commercial Defense Medical Technologies Tue, 12 Aug 2014 19:08:00 +0000 27161 at http://mwrf.com Analyzing Active Cancellation Stealth http://mwrf.com/systems/analyzing-active-cancellation-stealth <div class="field-byline"> Xu Sheng and Xu Yuanming </div> <div class="field-deck"> Advances in microelectronics may one day make today’s largely theoretical active cancellation stealth techniques for radar more practical. </div> <div class="node-body article-body">Effective stealth cancellation techniques rely on minimizing frequency and phase errors in any system</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/analyzing-active-cancellation-stealth" target="_blank">read more</a></p> http://mwrf.com/systems/analyzing-active-cancellation-stealth#comments Defense Industrial Systems Tue, 12 Aug 2014 18:06:00 +0000 27101 at http://mwrf.com Instrument Aims at Amp Optimization through 2.5 GHz http://mwrf.com/test-measurement-analyzers/instrument-aims-amp-optimization-through-25-ghz <div class="field-byline"> David Lester </div> <div class="field-deck"> When combined with a PC or laptop computer and an evaluation board, this instrument streamlines the optimization of a wide range of RF/microwave amplifiers. </div> <div class="node-body article-body">The RF Power Tool is a compact measurement instrument/system capable of making measurements and optimizing performance of amplifiers operating through 2.5 GHz. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/test-measurement-analyzers/instrument-aims-amp-optimization-through-25-ghz" target="_blank">read more</a></p> http://mwrf.com/test-measurement-analyzers/instrument-aims-amp-optimization-through-25-ghz#comments Freescale Commercial Defense Industrial Test & Measurement - analyzers Tue, 12 Aug 2014 14:39:00 +0000 27621 at http://mwrf.com Turn Down the Noise with LNAs http://mwrf.com/active-components/turn-down-noise-lnas <div class="field-deck"> Low-noise amplifiers help to increase signal power while limiting the noise figure and nonlinearities introduced into receiver electronics. </div> <div class="node-body article-body">Using a low noise amplifier in a receiver design can optimize a signal’s quality and reduce the nonlinearities and noise introduced into the signal path from an antenna.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/turn-down-noise-lnas" target="_blank">read more</a></p> http://mwrf.com/active-components/turn-down-noise-lnas#comments Active components Commercial Defense Medical Mon, 11 Aug 2014 19:45:00 +0000 27641 at http://mwrf.com Millimeter Waves Enhance Military Projects http://mwrf.com/active-components/millimeter-waves-enhance-military-projects <div class="field-deck"> Given its potential for sensing and high-data-rate communications, millimeter-wave technology is a prime candidate for enabling the latest military, aerospace, and security technology. </div> <div class="node-body article-body">Taking advantage of the broad spectrum and unique physical behavior of millimeter waves may be the next step toward advancing a wide range of technologies for the military and aerospace industries.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/millimeter-waves-enhance-military-projects" target="_blank">read more</a></p> http://mwrf.com/active-components/millimeter-waves-enhance-military-projects#comments Active components Defense Mon, 11 Aug 2014 19:18:00 +0000 27631 at http://mwrf.com Hybrid VCO Enables Robust Startup http://mwrf.com/active-components/hybrid-vco-enables-robust-startup <div class="node-body article-body">Using a hybrid AB/B class VCO typology, researchers from National Taipei University of Technology have designed and tested a low-supply-voltage, low-DC-power-dissipation, and wide-tuning-range circuit.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/active-components/hybrid-vco-enables-robust-startup" target="_blank">read more</a></p> http://mwrf.com/active-components/hybrid-vco-enables-robust-startup#comments Active components Commercial Defense Fri, 01 Aug 2014 19:37:00 +0000 27581 at http://mwrf.com Spatial Modulation Outperforms Massive MIMO http://mwrf.com/systems/spatial-modulation-outperforms-massive-mimo <div class="node-body article-body">Spatial modulation MIMO may bring enhanced signal-to-noise ratios to multi-user environments.</div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/spatial-modulation-outperforms-massive-mimo" target="_blank">read more</a></p> http://mwrf.com/systems/spatial-modulation-outperforms-massive-mimo#comments Commercial Defense Systems Fri, 01 Aug 2014 19:13:00 +0000 27571 at http://mwrf.com Anticipating Future Military Electronic Needs http://mwrf.com/systems/anticipating-future-military-electronic-needs <div class="node-body article-body">Commercial RF/microwave electronic design trends are starting to infiltrate the defense sphere. </div> <div class="og_rss_groups"></div><p><a href="http://mwrf.com/systems/anticipating-future-military-electronic-needs" target="_blank">read more</a></p> http://mwrf.com/systems/anticipating-future-military-electronic-needs#comments Defense Editor Columns Systems Fri, 01 Aug 2014 14:47:00 +0000 27541 at http://mwrf.com