American Radio Relay League | Ham Radio Association and ResourcesThe American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
- Meet the Author at the ARRL National Convention
Thu, 25 Apr 2019 13:00:00 -0500
- Internet Access to ARRL Systems May Be Disrupted on April 28
Thu, 25 Apr 2019 10:00:00 -0500
- Low Audio for ISS SSTV Transmissions Raises Issue of Crew?s Ability to Intervene
Thu, 25 Apr 2019 08:14:00 -0500
Reception problems owing to low audio levels plagued a recent round of Amateur Radio on the International Space Station-sponsored (ARISS) slow-scan TV transmissions. Some clever operators on the receiving end were able to use software to bump up the deficient audio so the images would decode properly. But the matter raised questions concerning the ISS crew?s ability to troubleshoot problems and...
- The Doctor Will See You Now!
Thu, 25 Apr 2019 07:00:00 -0500
- International Marconi Day 2019 is April 27 (UTC)
Wed, 24 Apr 2019 13:31:00 -0500
Some 70 stations have registered to take part in the 2019 International Marconi Day (IMD) observance on Saturday, April 27 (UTC). Registered stations will operate at sites with a personal connection to wireless pioneer Guglielmo Marconi, including sites at which he set up transmitting and receiving stations. The 24-hour Amateur Radio event celebrates the birth of Marconi on April 25, 1874, and ...
- IARU Argues for Protection from Wireless Power Transfer Spurious Emissions
Wed, 24 Apr 2019 13:19:00 -0500
- Past CQ Magazine DX Editor John Attaway, K4IIF, SK
Wed, 24 Apr 2019 13:03:00 -0500
The past DX editor of CQ Magazine, John Attaway, K4IIF, of Winter Haven, Florida, died on April 15. He was 88. He served at CQ Amateur Radio magazine for 20 years, and it was Attaway who conceived of a DX Hall of Fame, which was established in 1967 to recognize outstanding DXers. Professionally, Attaway pursued a career as a research chemist, focusing on the then-nascent field of flavor chemist...
- Three BIRDS Constellation CubeSats Delivered to ISS for Orbital Deployment
Tue, 23 Apr 2019 11:38:00 -0500
A Cygnus resupply mission to the International Space Station (ISS) on April 11 also delivered three CubeSats of the BIRDS-3 constellation and three other CubeSats. The BIRDS-3 constellation is a project of students at the Kyushu Institute of Technology. The additional CubeSats include Swiatowid, KrakSat, and EntrySat.
All BIRDS-3 CubeSats are of the same design and have been coordinated to opera...
- Faster, More Contest-Friendly FT4 Digital Protocol to Debut in a Week
Mon, 22 Apr 2019 18:45:00 -0500
- FCC Seeks Telecommunications Specialist
Mon, 22 Apr 2019 14:37:00 -0500
The FCC has announced a position opening that may be of interest to a radio amateur. The Commission seeking a telecommunications specialist to work at the High Frequency Direction Finding Center (HFDFC) in Columbia, Maryland. This is a full-time position.
The person holding this position performs ?watch duty? and serves as a technical authority providing technical assistance and guidance to comm...
- Ulrich Rohde, N1UL, Wins 2019 IEEE CAS Industrial Pioneer Award
Mon, 22 Apr 2019 14:33:00 -0500
Ulrich Rohde, N1UL, has been selected to receive the 2019 Circuits and Systems (CAS) Society Industrial Pioneer Award. The Industrial Pioneer Award recognizes exceptional and pioneering contributions in translating academic and industrial research results into improved industrial applications and/or commercial products. The IEEE Circuits and Systems Society sponsors the award, which will be pre...
- Former North Carolina Section Manager John Covington, W4CC, SK
Mon, 22 Apr 2019 14:28:00 -0500
Former ARRL North Carolina Section Manager John Covington, W4CC, of Charlotte, died on April 17 after a long illness. An ARRL Life Member, he was 58. Covington served as North Carolina SM from 2000 until 2006. First licensed in 1972, Covington mainly enjoyed CW and some digital modes, but operated phone on the National Traffic System, where he was very active, and on occasional public service n...
- West Coast Station K9JM to Transmit April 25 ARRL Code Proficiency Run
Mon, 22 Apr 2019 12:25:00 -0500
West Coast station K9JM will be transmitting the official ARRL Code Proficiency Run on April 25 at 0400 UTC (Wednesday, April 24, in US time zones) on 3590 kHz. Sending speeds will run from 10 to 35 WPM.
- The K7RA Solar Update
Fri, 19 Apr 2019 06:17:00 -0500
New sunspot group 2739 appeared on April 17, and the daily sunspot number rose to 24. The new sunspot has a polarity indicating it is still part of old cycle 24, the current sunspot cycle. This reporting week (April 11-17) the average daily sunspot number rose from 6.9 to 14, while average daily solar flux increased from 75.4 to 76.4.
Sunspots have been visible on every day since April 7, so as ...
- Djibouti J20DX IOTA DXpedition Thwarted by Bureaucracy
Thu, 18 Apr 2019 15:00:00 -0500