Far-field, anechoic chamber, compact and near-field antenna...

Microwave Journal;  November 1, 2004 ;     93 words ...* Topics: This course presents the state-of-the-art in antenna measurements, including far-field, anechoic chamber, compact and near-field measurements. The course also includes range evaluation and compensation techniques and microwave holography...

USA: Lindgren delivers unusual anechoic chamber

Electromagnetic News Report;  November 1, 1999 ;     302 words ......completed a FACT-5, 10-meter range anechoic chamber for Nortel Networks in Ottawa, Canada...chamber for complete EMC testing. The anechoic chamber's design was developed by Nortel Networks...functions by moving to and from the upper anechoic chamber test region using a mechanical ...

TDK Supplies Vietnam with Anechoic Chamber

Electromagnetic News Report;  March 1, 2006 ;     103 words ......provided the government of Vietnam with a high-performance anechoic chamber for the testing of electronic equipment. Anechoic chambers...EMRblocking chamber in Asia. Until now, Vietnam has not had an anechoic chamber and its makers of electronic devices have had to test their...

Anechoic Chamber Products.(Brief Article)

Microwave Journal;  March 1, 2001 ;     84 words ......transmission line and surface suppression absorbers, and anechoic chamber materials. The site provides pictures of many of the products...chambers including a work sheet to assist in the design of anechoic chamber needs. In the near future, product technical data sheet...

A powerful alternative for high speed near-field or far-field antenna...

Microwave Journal;  January 1, 2004 ;     700+ words ......address the growing need for faster antenna measurements. This article describes the Panther...beam controller for CW and pulsed antenna measurements. The Panther 6000 is a two-channel...appropriate downconversion to make antenna measurements from VHF through millimeter-wave...

Lindgren RF Enclosures Inc.

Microwave Journal;  November 1, 1999 ;     74 words ......Heights, IL, has completed construction of the world's first 10-meter range anechoic chamber (FACT-5) for Nortel Networks, Ottawa, Ontario, Canada. The anechoic chamber features two interchangeable turntables, permitting multiple users to set...

California Inventor Develops Audio Telepresence System

US Fed News Service, Including US State News;  March 6, 2007 ;     346 words ......and the speakers are located within an anechoic chamber where sound reflections are substantially...lack of sound reflection within the anechoic chamber, a user within the anechoic chamber will be able to experience an aural...

Anechoic test facility opens.(NEWS)(Signalscape)(Brief Article)

Quality;  August 1, 2005 ;     255 words ......facility, Signalscape now provides anechoic chamber testing and engineering support services...The walls, floor and ceiling of the anechoic chamber are lined with acoustic foam wedges...have finished construction on the anechoic chamber, said Jhan Vannatta, president and...

David Davies AM MP opens Polycom state-of-the-art testing facility; Semi...

M2 Presswire;  November 21, 2005 ;     597 words ......of-the-art testing facility; Semi Anechoic chamber ensures technical compliance, improves...opened Polycom's state-of-the-art Semi Anechoic Chamber, an echoless chamber for measuring...and the investment in this new Semi Anechoic Chamber will help us bring innovations to...

anechoic

A Dictionary of Physics;      56 words ...anechoic Having a low degree of reverberation with little or no reflection of sound. An anechoic chamber is one designed for experiments in acoustics. The walls are covered with small pyramids to avoid the formation of stationary waves...

Three meter anechoic chamber nears completion

Electromagnetic News Report;  March 1, 1999 ;     99 words ...DNB Engineering, Inc. is installing a new three meter FCC-approved anechoic chamber at its 22,000 square-foot corporate headquarters in Fullerton, California. "The chamber provides an open field equivalent test...

South Korean Inventors Develop Read Range Measuring Apparatus

US Fed News Service, Including US State News;  January 13, 2007 ;     294 words ......which includes an electromagnetic anechoic chamber formed by connecting at least one...cell at an end of the electromagnetic anechoic chamber and transmitting an electromagnetic...probe moving in the electromagnetic anechoic chamber." The inventors were issued U.S. Patent...

Taiwanese Inventor Develops Multi-Path Simulation Method

US Fed News Service, Including US State News;  May 30, 2007 ;     259 words ......method for multi-path simulation that employs a shielded anechoic chamber to avoid external electromagnetic interference and other...in multi-path transmission of the signals. The shielded anechoic chamber includes a turntable, controlled by a control unit, for...

OSPREY'S RADAR-WARNING SYSTEM TESTED ANECHOIC CHAMBER UTILIZED AT...

Daily News (Los Angeles, CA);  October 23, 2002 ;     270 words ......CV-22 tilt-rotor aircraft has been completed in the base's anechoic chamber, designed to keep radio or radar signals from bouncing...S): photo Photo: (color) A CV-22 is tested inside the anechoic chamber at Edwards Air Force Base.

Daisy the duck shows echo theory is plain quackers.(News)

The Birmingham Post (England);  September 8, 2003 ;     354 words ......scientific techniques. First Daisy was recorded quacking in an anechoic chamber -a special room with jagged surfaces that produces no sound...difficult. Information from Daisy quacking in the echoless anechoic chamber was used to produce a computer model of what she would...