EMI/EMC testing equipment developer Com-Power Corp. has released the ANK-310 antenna kit for offsite EMC testing. The new ANK-310 antenna kit, as well as Com-Power’s ANK-318 antenna kit, will be available from test equipment supplier Test Equipment Connection. According to the company, the ANK-310 antenna kit is suitable for testing from 30 MHz to 1GHz and is offered with the … [Read more...]
Former Nokia Executive to Lead Development of U.K. 4G Interference Solution
Former Nokia executive Simon Beresford-Wylie has been appointed chief executive of Digital Mobile Spectrum Limited (DMSL), the non-profit organization created in October 2012 to ensure that Freeview TV signals do not suffer interference after 4G mobile is launched on the 800 MHz band in the United Kingdom. Approximately 2.3 million homes are expected to experience TV image … [Read more...]
New EMI Test Receiver Increases Speed of Precompliance Measurements
Rhode & Schwarz, a supplier of test and measurement, broadcasting, radiomonitoring and radiolocation equipment, has released the ESRP EMI test receiver for diagnostic and precomplance measurements in the frequency range of 10 Hz to 7 GHz. According to Rohde & Schwarz, the new EMI test receiver is “the ideal instrument for developers to employ in the early stages of … [Read more...]
Influx of Illegal Cordless Phones Cause Interference, “Deteriorating Service” in South Africa
A South African telecommunications company has reported that an influx in the transportation of foreign cordless phones into the country is the cause of “deteriorating service.” According to Steven Barnwell, Vodacom’s managing executive for the Western Cape, “people complain about the network deteriorating, but what we find—and it seems to be an increasing trend—[is that] … [Read more...]
Interference Affects NASA's Mona Lisa Transmission to the Moon
NASA has successfully transmitted a digital copy of Leonardo da Vinci’s Mona Lisa to the Lunar Reconnaissance Orbiter (LRO) via laser beam as part of an experiment designed to evaluate the possibility of replacing current radio systems with laser transmissions. Launched in June 2009, the robotic orbiter is currently in the process of creating a detailed, three-dimensional map … [Read more...]
Google Testing Secret New Wireless Network
Google has filed an application with the Federal Communications Commission (FCC) seeking permission to build a wireless network at its headquarters in Mountain View, Calif. and requesting the use of frequencies 2524-2546 MHz and 2567-2625 MHz currently owned by Clearwire for testing purposes. “Confidential treatment” was requested by Google as part of the application. “The … [Read more...]
Scientists Warn Earth Would Have 15 Minutes to Prepare for Solar Flare; Need to Develop Adequate Protection Now
As the sun continues to enter the peak of its 11-year cycle of magnetic activity, scientists around the world are becoming increasingly concerned about the possibility that a solar flare—a plasma cloud of charged particles—emitted by a solar superstorm could destroy global electronics networks with as little as a 15-minute warning. “Our message is, don’t panic, but do prepare … [Read more...]
R&S公司推出世界上首款频率范围高达67GHz的步进衰减器
2013年1月28日 ，慕尼黑 - 罗德与施瓦茨公司推出的R&S RSC系列可切换、步进式衰减器是世界上首款以0.1dB可调步进且频率高达67GHz的高精度、高稳定性的衰减器。 罗德与施瓦茨公司在慕尼黑推出4款新型号R&S RSC系列步进衰减器主机和2款外部衰减器。衰减器主机可以使用内部步进衰减器，也可以不使用。内部步进衰减器分为3种型号，频率范围可以达到18GHz，2个外部步进衰减器频率范围可以高达67GHz。每一个衰减器主机可以同时控制4个外部步进衰减器。 R&S RSC系列步进衰减器允许客户手动或远程调节实现信号功率的步进衰减控制。一个典型的应用为校准测量仪器，尤其是接收机的线性测试。 R&S … [Read more...]
Optenni公司与EMSS达成全球代理商协议
2013年1月23日，Optenni公司宣布，就公司旗下天线匹配电路设计软件Optenni Lab的全球代理与EMSS集团（三维电磁场仿真软件FEKO的母公司）达成协议，未来Optenni Lab将通过FEKO的全球技术和营销网络进行销售。这次的合作，对于双方来说，不仅能够确保客户得到更好的全球技术支持，还能够通过双方的产品集成更好地满足客户的技术需求。 在天线设计工作中，确保技术指标的修改能够满足天线效率和带宽的要求，对于工程师来说是一项颇具挑战性的工作。而相比通过修改天线物理结构，用天线匹配电路设计能够更快捷地满足天线效率和带宽的性能要求。传统的匹配网络设计方法要求设计工程师具备匹配网络领域的专业知识以及电路仿真工具。 Optenni … [Read more...]
Grounding Strategy of Circuits can Improve EMC – Connecting to Safety Ground Has no Effect on EMI – Explain Further?
Editor’s note: This question was asked in response to Interference Technology’s recent webinar by Keith Armstrong. To view the webinar, click here. Question: Grounding strategy of circuits can improve EMC. But you mentioned that connecting to safety ground has no effect on EMI. Please explain it more? Answer: I think I covered this well enough in my webinar, when I said that … [Read more...]
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