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Arizona Near Space Research plans to launch a high-altitude balloon flight, ANSR-81/ASCEND!-17, on March 29, 2014 at 0900 MST (1600 UTC). The flight from the University of Arizona Maricopa Agricultural Center (DM43ab) will be the 17th in a series of ASCEND! flights sponsored by the Arizona Space Grant Consortium.

The payloads will contain a variety of scientific apparatus designed and construct...

The VK9MT Mellish Reef DXpedition is preparing to take to the airwaves this weekend. “Team Mellish” has arrived at Mellish Reef “after 3 miserable days of nasty seas,” a report from the group said. Their equipment is going ashore, and VK9MT should be on the air “sometime” on Saturday, March 29, a day later than initially announced.

The operators will not communicate via e-mail during their 10 da...

Solar activity increased over the past week, with average daily sunspot numbers rising from 129 to 135.6, while average solar flux increased by nearly 13 points to 154.3. This compares the recent March 20-26 period with the previous seven days, March 13-19.

The latest predicted solar flux from the current 45 day forecast has 10.7 cm flux values at 145 on March 28-29, 140 on March 30 through Apri...

AMSAT Board Member and Vice President-Engineering Anthony J. “Tony” Monteiro, AA2TX, of North Andover, Massachusetts, died March 26. He was 55. First licensed in 1973, he reported making his first ham radio contact with a transmitter made using parts from an old TV set.

“A Heathkit HR-10B receiver and a 65-foot piece of wire strung out of a window for an antenna made up the rest of my station, w...

Because of a technical error, many of the hyperlinks in the March 27 edition of The ARRL Letter distributed via e-mail were broken. Hyperlinks are corrected in the ARRL website edition of The ARRL Letter.

We are e-mailing a revised edition of The ARRL Letter (dated March 28, 2014)  to subscribers, which should arrive later today.

We apologize for any inconvenience.

Amateur Radio operators and federal government stations are engaged in a 12-day nationwide test of their capability to communicate with each other on HF in the event of an emergency or disaster. The High Frequency Interoperability Exercise 2014 (HFIE-2014) is running concurrently with the federal National Exercise Program (NEP) 2014. Activity is taking place on two of the five 60 meter channels...

Authorities in Kern County, California, say Amateur Radio was responsible for the rescue of five adult hikers, who became lost in San Emigdio Canyon. The group had left Pine Mountain Club on the morning of Saturday, March 22, hiking to a vehicle parked near Highway 166 when they went astray.

“They had hand-held radios with them and called an Amateur Radio operator in Pine Mountain Club to report...

The organizers of the 2014 World Radiosport Team Championship (WRTC-2014) has announced the final team, alternate referees, and the Grand Marshal who will participate in this summer’s event. WRTC-2014 will take place July 8-14 in New England.

The sponsor of the last team has named George Demontrond, NR5M, and John Crovelli, W2GD, as the operators. “Team 59” took its name not only from being the ...