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The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
Updated: 1 hour 28 min ago

The K7RA Solar Update

Fri, 07/28/2017 - 09:12

All the indicators we track at the bottom of this bulletin fell last week.

Because there were no sunspots in six of the seven days (July 20-26) last week, average daily sunspot number dropped from 26.6 to 1.7. Average daily solar flux declined from 85.9 to 69.7.

Average daily planetary A index declined from 13 to 11.9, while the mid-latitude A index went the opposite direction, from 10.9 to 12.9....

The Doctor Will See You Now!

Thu, 07/27/2017 - 08:00

“Power Supplies” is the topic of the current (July 20) episode of the “ARRL The Doctor is In” podcast. Listen...and learn!

Sponsored by DX Engineering, “ARRL The Doctor is In” is an informative discussion of all things technical. Listen on your computer, tablet, or smartphone -- whenever and wherever you like!

Every 2 weeks, your host, QST Editor-in-Chief Steve Ford, WB8IMY, and the Doctor himsel...

Islands on the Air (IOTA) Officially Launching New Website in September

Thu, 07/27/2017 - 07:08

The new Islands on the Air (IOTA) program website is targeted to launch officially in early September, when the current Radio Society of Great Britain (RSGB)-sponsored website will be taken offline. The new website is undergoing fine-tuning, according to IOTA IT Manager Johan Willemsen, PA3EXX.

“When we are ready the old URL will be forwarded to the new URL, and IOTA users can login on the new ...

Ham’s Project Amelia Earhart Flight Nears End

Wed, 07/26/2017 - 13:18

The Amelia Earhart commemorative round-the-world flight by pilot Brian Lloyd, WB6RQN, has begun heading over the Pacific Ocean, landing first on July 23 at Pago Pago in American Samoa, and then in Hawaii via a symbolic flyover of Howland Island. Lloyd has contacted hundreds of other radio amateurs from Spirit, his Mooney M20K 231, with expanded fuel capacity and modern avionics gear. Lloyd’s “P...

ARRL Contest Rule Changes, Clarifications Reflect “Best Practices” in Radiosport

Wed, 07/26/2017 - 13:13

Just ahead of the 2017-2018 contest season, ARRL has announced rule changes and clarifications to League-sponsored contests. These include an improved process for submitting logs and reporting scores. Unless otherwise noted, these changes become effective starting with the September VHF Contest.

 

“These changes reflect current ‘best practices’ in the contest community and help us improve the qu...

New 222 MHz and Up Contest Debuts August 5-6 Weekend

Wed, 07/26/2017 - 10:23

ARRL’s new 222 MHz and Up Distance Contest will debut on August 5 at 1800 UTC and continue until the next day. This 24-hour contest offers a wide range of entry categories, from FM, CW, and SSB to digital modes.

The object is to work as many stations as possible on the 222 MHz through 241 GHz bands, using any allowable mode. A station in a specific grid locator may be contacted from the same loc...

Arecibo Observatory Ionospheric Heating Campaign Under Way

Wed, 07/26/2017 - 08:35

Arecibo Observatory in Puerto Rico is conducting an ionospheric heating campaign July 24-31, using HF.

“The new Arecibo ionosphere HF heater nominally transmits 600 kW net power and has a unique Cassegrain dual-array antenna design that increases gain of three crossed dipoles for each band, using the signature 1000-foot spherical dish reflector,” explained Chris Fallen, KL3WX, a researcher at th...

ARISS Reports ISS Packet System is Down

Wed, 07/26/2017 - 07:58

The aging Amateur Radio on the International Space Station (ARISS) packet system on 145.825 MHz appears to have stopped functioning altogether, after experiencing some recent problems, and restoring it to operation could take months. ARISS International Chair Frank Bauer, KA3HDO, said the packet system, located in the Columbus module, started to act up late last week, sending only a beacon.

“The...

ARRL Publishes its 2016 Annual Report

Tue, 07/25/2017 - 14:39

Following the meeting last weekend of the ARRL Board of Directors, ARRL announces the release of its 2016 Annual Report. This year’s report departs from past reports in that it focuses on the people who make up ARRL and the larger Amateur Radio community. More than 140 call signs appear in the report, and more than 80 of these call signs belong not to ARRL Headquarters staff or Board members, b...

ARRL President Issues Call for Members to Reach Out to their Senators to Support S. 1534

Tue, 07/25/2017 - 13:30

ARRL President Rick Roderick, K5UR, is calling on League members to urge their US Senators to support the Amateur Radio Parity Act of 2017, S. 1534. ARRL has opened a RallyCongress page to simplify the task.

 

“[W]e are at a crossroad in our efforts to obtain passage of The Amateur Radio Parity Act,” Roderick said. He said the campaign to secure passage of the bill scored a major victory earlier ...

K2BSA Nearing WAS from Boy Scout National Jamboree

Tue, 07/25/2017 - 12:46

Nearly 1,500 Boy Scouts so far have visited K2BSA during the 2017 Boy Scout National Jamboree, taking place at the 11,400-acre Summit Bechtel Reserve in Glen Jean, West Virginia. The event winds up this week. With 47 states confirmed and 125 Radio merit badges awarded thus far, the 42 volunteers at the flagship Jamboree Amateur Radio station are confident they’ll work all US states by the time ...

Motorola Files Additional Patent Infringement Complaints against Hytera

Tue, 07/25/2017 - 08:23

Motorola Solutions this week ratcheted up its legal battle with competitor Hytera, filing new patent infringement complaints in Germany against both Hytera Communications Corporation Ltd of Shenzhen, China, and Hytera Mobilfunk of Bad Münder, Germany. The latest legal actions, announced on June 24, are in addition to Motorola’s previously filed patent infringement complaints in Germany.

“With th...

Tuesday, July 25, is the Last Day to Submit Field Day Results

Mon, 07/24/2017 - 12:42

Tuesday, July 25, is the deadline for submitting your ARRL Field Day results. The Logs Received page shows all submissions sent via the Field Day web app. Submissions made only via the fieldday@arrl.org e-mail account or sent by mail, will appear on the list after the submission deadline, once manual entry and processing have been completed for hard copy entries. The e-mail address is not autom...

CQ Announces Rule Changes for 2017 CQ World Wide SSB and CW Events

Mon, 07/24/2017 - 11:14

CQ has announced updates to its rules for the CQ World Wide SSB and CW contests, effective this fall, and said complete rules will be published soon. The changes clarify the definition of multioperator, single transmitter (MS); spell out club definitions and residency requirements; restrict ITU Region 1 stations transmitting frequencies on 40 and 160 meters; address audio recording requirements...

N2HTT Wins the July QST Cover Plaque Award

Mon, 07/24/2017 - 08:21

The winning article for the July 2017 QST Cover Plaque award is “An Arduino-Controlled Digital VFO for Vintage Tube Transmitters by Mike Aiello, N2HTT.”

The QST Cover Plaque Award -- given to the author or authors of the most popular article in each issue -- is determined by a vote of ARRL members on the QST Cover Plaque Poll web page. Cast a ballot for your favorite article in the August issue ...

One Radio Amateur is Part of New Crew Increment Heading to ISS

Mon, 07/24/2017 - 06:56

European Space Agency (ESA) Astronaut Paolo Nespoli, IZ0JPA, NASA astronaut Randy Bresnik, and Russian cosmonaut Sergey Ryazanskiy will head to the International Space Station (ISS) on July 28. They will launch from Baikonur Cosmodrome in Kazakhstan. The Expedition 52/53 crew will spend more than 4 months together aboard the orbital complex before returning to Earth in December.

After launching ...