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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.
Actualizado: hace 2 horas 53 mins

Ham-Astronaut Part of New Space Station Crew Heading into Space on March 21

Hace 5 horas 49 segs

Two US astronauts and a Russian cosmonaut are ready for their journey to the International Space Station (ISS), which will begin on Wednesday, March 21. At the Baikonur Cosmodrome in Kazakhstan, astronauts Drew Feustel and Ricky Arnold, KE5DAU, and cosmonaut Oleg Artemyev are set to launch in the Soyuz MS-08 spacecraft at 17:44 UTC.

After a 2-day flight, the new crew members will dock at the ISS...

Categorías: HAM Radio

International Space Station Astronauts Calling “CQ Students”

Vie, 03/16/2018 - 22:34

The deadline is April 30 for US schools, museums, science centers, and community youth organizations (working individually or together) to submit proposals to host an Amateur Radio on the International Space Station (ARISS) contact with an orbiting crew member on the International Space Station (ISS). Contacts would be scheduled between January 1 and June 30, 2019.

Each year, ARISS provides tens...

Categorías: HAM Radio

Results of the 2017 ARRL November Sweepstakes CW Now Available

Vie, 03/16/2018 - 20:43

The results of the 2017 ARRL November Sweepstakes CW are now posted on the ARRL website. Go to the Contest Results Articles page, and scroll down. Click on "2017 Contest Results" and then to “November Sweepstakes (CW).” Log-check reports are available, as well as the full results database.



Categorías: HAM Radio

New Book: Receiving Antennas for the Radio Amateur is Now Shipping!

Vie, 03/16/2018 - 19:06

Increase your station’s receive performance with new book Receiving Antennas for the Radio Amateur by ARRL author Eric P. Nichols, KL7AJ.


Although the fundamental characteristics of antennas apply to both transmission and reception, the requirements and priorities of receiving antennas can be vastly different from those of transmitting antennas. Receiving Antennas for the Radio Amateur focuses ...

Categorías: HAM Radio

The K7RA Solar Update

Vie, 03/16/2018 - 16:20

No sunspots were observed between March 2 and March 15. One sunspot made a brief appearance on March 2, after a blank sun on March 1. Average daily sunspot number dropped from 1.6 to zero this week, and average daily solar flux rose fractionally from 67.6 to 67.7. We’ll be watching the latest sunspot appearance to see if it is as fleeting as the March 2 sunspot.

Geomagnetic indicators rose sligh...

Categorías: HAM Radio

Deadline Approaching to Submit Nominations for Five ARRL Awards

Vie, 03/16/2018 - 14:26

The deadline to submit nominations for these five ARRL awards that recognize educational and technological pursuits in Amateur Radio is just 2 weeks away. Nominations are also open for the League’s premier award to honor a young licensee.

  • The Hiram Percy Maxim Award recognizes a radio amateur and ARRL member under age 21 whose accomplishments and contributions are of the most exemplary nature w...
Categorías: HAM Radio

Tennessee Middle School Students Will Send a CubeSat into Space

Jue, 03/15/2018 - 19:32

NASA has informed Robertsville Middle School in Oak Ridge, Tennessee, that its “RamSat” 2U CubeSat proposal has been accepted for participation in NASA’s CubeSat Launch Initiative (CSLI) for a launch opportunity during 2019, 2020, or 2021. The Robertsville proposal was one of 21 satellites selected or prioritized for participation in the ninth CSLI selection. CSLI provides opportunities for sma...

Categorías: HAM Radio

ARRL Seeks EC-001 Mentors!

Jue, 03/15/2018 - 19:28

Since the beginning of the Amateur Radio Emergency Communications training program, ARRL has relied on the work of mentors to help guide those interested in volunteering to serve their communities. Our mentors represent the best in Amateur Radio public service communications training and make a substantial difference in how students approach service to their communities and Amateur Radio. The m...

Categorías: HAM Radio

The Doctor Will See You Now!

Jue, 03/15/2018 - 14:02

The Doctor opens the mailbag for the newest (March 15) 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 hims...

Categorías: HAM Radio

Chinese Lunar-Orbit Amateur Radio Payload Could Launch this Spring

Mié, 03/14/2018 - 14:59

China’s twin-launch Chang’e 4 mission to the far side of the moon will place a pair of microsatellites in lunar orbit this spring “to test low-frequency radio astronomy and space-based interferometry.” The two satellites, unofficially called DSLWP-A1 and DSLWP-A2 (DSLWP = Discovering the Sky at Longest Wavelengths Pathfinder), could launch this spring. The pair represent the first phase of the ...

Categorías: HAM Radio

V55V, Big Signal out of Namibia, to Go Silent

Mié, 03/14/2018 - 14:49

Martin Walter, V51W, near Omaruru, Namibia, has spent the past 2 decades improving his station, which likely accounts for his V55V station’s increasingly better signal.

After trying all possible antenna systems, he is convinced that his wire rhombic antennas are the best choice. He uses three of them; two that are 160 meters on each leg to the US and Europe, and one with 80-meter legs, also aime...

Categorías: HAM Radio

Z60A Activity to Mark Kosovo’s New DXCC Status Logs Nearly 100,000 Contacts

Mié, 03/14/2018 - 14:43

Before shutting down on March 12, Z60A in Kosovo had logged 98,450 contacts during its celebratory operations to hand out a new one to the madding crowd.

The 30-day-long initial activation of the newest DXCC entity encountered 30,541 individual call signs in 174 DXCC entities. “Mission Goodwill Kosovo” expressed appreciation to the 28 operators from various countries near and far who turned out ...

Categorías: HAM Radio

Past Louisiana Section Manager Jim Molan, KD5IGG, SK

Mié, 03/14/2018 - 14:35

Past ARRL Louisiana Section Manager Jim Molan, KD5IGG, of Bunkie, Louisiana, died on March 8 after suffering a severe head injury in a fall. He was 84.

Molan had served as Louisiana SM from 2014 until 2016 and was a Louisiana Section Field Organization volunteer prior to that, having served as Assistant Section Manager, Assistant Section Emergency Coordinator, District Emergency Coordinator, and...

Categorías: HAM Radio

The AmazonSmile Triple Donation Promotion Now Under Way

Mar, 03/13/2018 - 13:52

Triple your impact! Until March 31, Amazon is tripling the donation rate on your first AmazonSmile purchase.

Log into AmazonSmile, and with every qualifying purchase you make through AmazonSmile, Amazon will make a contribution to ARRL. This helps the League to extend its reach in public service, advocacy, education, technology, and membership. Support the Amateur Radio Service and ARRL shopping...

Categorías: HAM Radio

Digital QST App Update Coming by March 13

Lun, 03/12/2018 - 22:46

The digital QST app will be upgraded by Tuesday, March 13, to feature a new build from our digital publishing partner. This change only applies to mobile users who read digital QST on their smartphones or tablets through the app; web browser use will not be affected. The update will look different from the current app, but provide the same function to read and download digital QST, plus some ne...

Categorías: HAM Radio

Just When You Thought It Was Safe: Chinese Over-the-Horizon Radar Appears on 40 Meters

Lun, 03/12/2018 - 18:56

The International Amateur Radio Union Region 1 (IARU-R1) Monitoring System (IARUMS) reports that one of China’s over-the-horizon radar (OTHR) installations has been causing interference in the Amateur Radio 7 MHz band. The IARUMS February newsletter reports on that intruder and others.

Other top 5 intruders include a “single-letter beacon” transmitting either the letter “K” or the letter “T” on ...

Categorías: HAM Radio