The greater Philadelphia Chapter of the IEEE EMC Society has slated its first session of the year for Tuesday, March 24 at 5 pm. Members, non-members, and interested guests are cordially invited to gather at LCR Electronics in Norristown for dinner and a chance to question a panel of experts on filters, ferrites, and electronic controls. Expert speakers are Paul Zdanowicz of … [Read more...]
EMI Filter/Suppression Module Performs in Harsh Avionic Environments
The VPTi10-28 from VPT, Inc. is a new EMI filter and voltage transient suppression module that provides two modules in one mini-package to reduce the reflected noise of DC-DC converters and to protect the power system from inrush current damage. The VPTi10-28 is well suited to harsh, demanding applications such as military or avionics. The device serves as the filtered input … [Read more...]
TV and Radio Frequencies
The antenna experts at A.H. Systems provide a table of the VHF, UHF, and FM frequencies present in the ambient environment.READ MORE … [Read more...]
Table of Television and Radio Frequencies
The antenna experts at A.H. Systems provide a table of the VHF, UHF, and FM frequencies present in the ambient environment.Click here to sign in. … [Read more...]
EMC By Your Design with Expanded Content
A Practical Application Seminar/Workshop including free EMC Design Software and a second textbook "PCB Design for Real-World EMI Control" by Bruce Archambeault.One-time only Significant Discount$1090 for 4-day seminar/workshop$790 for each additional person from the same company if registered by March 25, 2009.For class details visit:http://www.dlsemc.com/1001For a pdf of the … [Read more...]
EMR in Beijing
The People’s Daily reports that Beijing citizen Cheng Jing has given a whole new meaning to terms such as town watch or activism. Cheng serves as his community’s voluntary radiation examiner. As in many other cities around the globe, his community has become concerned about exposure to electromagnetic radiation from nearby cell phone towers and high voltage lines. Using a … [Read more...]
Qantas Airbus Plunge
The latest interim report issued by the Australian Transport Safety Bureau (ATSB) has confirmed that the sudden drop in altitude of Qantas Flight 72 over Western Australia last autumn was caused by computer error. Shortly after the autopilot was switched off, one of the Airbus’ air data inertial reference units (ADIRUs) started providing “erroneous data spikes.” One crew member … [Read more...]
Transparent Conductive Coating Withstands High Thermal Loads and Changes in Humidity
New transparent conductive coatings from Deposition Sciences, Inc. (DSI) have been crafted for maximum conductivity and can be applied to flat sheer stock or precision optics. Operating in the visible through the infrared spectrum, the new coatings feature high transmission times between 450 nm and 1100 nm. Compatible with DSI’s dichroic filter technology, the highly durable … [Read more...]
How to Choose Ferrite Components for EMI Suppression
The experts at Fair-Rite Products Corporation have compiled this convenient 10-page technical guide “How to Choose Ferrite Components for EMC Suppression.”READ MORE … [Read more...]
New Solid State Amplifier Features an Improved Noise Figure and Compact Design
The new Model 500A250A from AR RF Microwave Instrumentation is the first in a planned series of new “A” RF amplifiers. This first model covers 10 kHz to 250 MHZ and provides a minimum of 500 watts swept power when used with an RF sweep generator. A compact, innovative design has created a smaller size and reduced weight as compared to existing products. In fact, Model 500A250A … [Read more...]
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