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Radiation Pattern Measurements Of The Nasa Mars Science Laboratory UHF Entry Antenna Using A Spherical Near-Field Range
2013-08-29 12:43:47| rfglobalnet News Articles
Measurements of a conical micro-strip Wraparound™ antenna array mounted on a portion of the entry vehicle for NASA’s Mars Science Laboratory mission were completed at Nearfield Systems, Inc.’s new spherical near-field range facility. The Wraparound™ antenna, designed and manufactured by Haigh-Farr, Inc., provides nearly full spherical coverage and operates in the UHF frequency band for telecommunications to orbiting assets at Mars. A summary of the measurements techniques and results are presented, along with a comparison of the measured and calculated patterns. By Paula R. Brown, David Farr, John Demas, and Jesus A. Aguilar
Tags: range
science
entry
mars
Pattern Energy begins construction of Panhandle wind project in Texas
2013-08-22 01:00:00| Power Technology
US-based energy company Pattern Energy Group has commenced the construction of the 218MW Panhandle wind project in Texas Panhandle, US after securing required financing.
Tags: project
construction
energy
texas
Pattern Energy Takes On Texas Panhandle Wind Project
2013-08-21 18:46:00| Electrical Construction & Maintenance
Project is one of first to use Texas new CREZ transmission infrastructure read more
Tags: project
takes
energy
texas
Vertical Oval LED Worklight produces flood beam pattern.
2013-08-16 14:30:30| Industrial Newsroom - All News for Today
Constructed with die-cast aluminum housing and impact-resistant polycarbonate lens, Model 6020 outputs 1,800 raw lm and 1,010 effective lm in flood beam pattern that maximizes visibility and increases safety. Solid-state electronics render unit impervious to shock and vibration, and color temperature helps promote alertness. Areas of use include applications in agricultural, construction, and heavy-duty trucking markets. This story is related to the following:Electronic Components and Devices Sponsored by: Globtek Inc. - Your Power Partner...For Over 20 Years!LED Lights | Work Lamps | Flood Lamps |
Tags: led
pattern
vertical
produces
What Caused this Pattern?
2013-07-30 20:31:00| Corn & Soybean Digest
What caused this fairly common pattern on this Iowa corn and soybean field? read more
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