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Site: ARRL Amateur Radio News

Bob Schroeder, N2HX, Awarded 2009 ARRL Bill Orr, W6SAI, Technical Writing Award

H. Robert "Bob" Schroeder, N2HX, of Ewing, New Jersey, has been named the winner of the ARRL's 2009 Bill Orr, W6SAI, Technical Writing Award for his article "Electromagnetic Pulse and Its Implications for EmComm" that appeared in November 2009 issue of QST. The editorial staff commented on Schroeder's article, saying that "the topic of nuclear EMP is somewhat esoteric by itself, let alone discussing its impact on Amateur Radio, yet the author did an outstanding job of making the subject matter understandable even to the relatively non-technical ham. His writing is clear and to the point, offering practical advice not only for EMP mitigation as it applies to the unlikely event of a nuclear burst, but also extending the same principles to mitigation for lightning damage."


Hamvention® Awards Deadline Is March 15

There are only a few days left to nominate individuals and clubs for the 2010 Dayton Hamvention® awards. While the Special Achievement Award, Technical Excellence Award and Amateur of the Year Award have been given for many years, Hamvention Awards Chairman Frank Beafore, WS8B, told the ARRL that in 2010, the Hamvention Awards Committee will also present a special award to the Amateur Radio Club of the Year. That award is tied to this year’s Hamvention theme, Amateur Radio Clubs Worldwide: The Lifeline. March 15 is the deadline for nominations for all four awards; winners will be notified in April and publicly honored at the 2010 Dayton Hamvention in May. Information on how to nominate a person or club for these awards is available at on the Dayton Hamvention Web site. Take this opportunity to recognize a special individual or club for their efforts on behalf of Amateur Radio.


The ARRL Second Homebrew Challenge -- And the Winners Are...

We had a good response to the Second ARRL Homebrew Challenge -- here's a quick summary.


Radio Club de Chile Lists Emergency Frequencies, E-mail Address

Radio Club de Chile (RCCH) President Dr Galdino Besomi, CE3PG, reports that the situation in Chile is “very complex” as the country suffers aftershocks registering 6.0 or higher after the 8.8 magnitude earthquake that hit Chile on February 27. “Red Chilena Nor Austral de Servicio (RECNA) and RCCH networks are working in coordination whit the Army of Chile, handling information about people localization, condition of roads and support for the emergency administration,” IARU Region 2 (Area G) Emergency Coordinator Jorge Sierra, LU1AS, told he ARRL. He has asked the amateur community to keep the following frequencies free from non-essential, emergency traffic: 14.200, 7.050, 7.095 and 3.738 MHz. “Other frequencies could be in use, especially on 40 meters. Before using any frequency it is very important to make sure it’s free,” he advised. The RCCH has set up an e-mail address where people can request information concerning people affected by the earthquakes.


Site: Science @ NASA

Spirit's Journey to the Center of Mars

NASA's venerable Mars rover Spirit is starting a second career as an explorer of the Martian core--but first it must survive the deadly Martian winter.


Cool Movie: SDO Destroys a Sundog

NASA's Solar Dynamics Observatory amazed onlookers last week when it flew past a sundog and destroyed it. Must-see videos of the event captured shock waves from the rocket billowing through the sundog, eliciting cries of delight and amazement from the crowd below.


3D Sun for the iPhone

Imagine holding the entire sun in the palm of your hand. Now you can. A new iPhone app developed by NASA-supported programmers delivers a live global view of the sun directly to your cell phone.


Are TGFs Hazardous to Air Travelers?

Terrestrial gamma-ray flashes (TGFs) surge through thunderstorms at about the same altitude where commercial airliners fly. Do these blasts of gamma-radiation pose a hazard to air travelers?


Solar Dynamics Observatory: The 'Variable Sun' Mission

The Solar Dynamics Observatory (SDO), slated for liftoff on Feb. 9th, will make IMAX-quality movies of solar explosions, peer beneath the stellar surface to see the sun's inner dynamo, and--researchers hope--unravel the mysteries of solar variability.