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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: 3 hours 12 min ago

Third AM Rally is this Weekend

Mon, 01/28/2019 - 12:37

The Latest Episode of ARRL Audio News is Available

Fri, 01/25/2019 - 15:49

Listen to the new episode of ARRL Audio News on your iOS or Android podcast app, or online at Audio News is also retransmitted on a number of FM repeaters. Click here and then scroll down to see the list.

Ailing ARISS “HamTV” Transmitter Back on Earth for Inspection, Possible Repair

Fri, 01/25/2019 - 12:43

The malfunctioning Amateur Radio on the International Space Station (ARISS) “HamTV” transmitter now is back on Earth for repair or replacement, and it likely won’t be until sometime in 2020 at the earliest that Amateur Radio TV (DATV) capability will be restored to the orbiting laboratory. Onboard repair was not possible.

Also known as “Ham Video,” the DATV system transmissions were not seen by...

The K7RA Solar Update

Fri, 01/25/2019 - 12:33

Sunspot group 2733 appeared on Tuesday with a sunspot number of 18, and on Wednesday it increased in size with a sunspot number of 19, which was also the sunspot number on Thursday, January 24. See images of this sunspot group at This sunspot is a remnant of old Solar Cycle 24. Average daily sunspot numbers increased to 5.3, from zero the previous week....

FCC January 30 Meeting Format Dependent upon Shutdown’s Status

Fri, 01/25/2019 - 11:56

Partial shutdown or no shutdown, the FCC has announced it will hold its scheduled Open Meeting on Wednesday, January 30. The five commissioners remain on the job, despite the partial federal government shutdown. “Due to the current partial lapse in appropriations, the items previously set forth in the January 3, 2019 Tentative Agenda will not be considered at the meeting,” the FCC said in a Pub...

The Doctor Will See You Now!

Thu, 01/24/2019 - 07:00

FCC Reactivating Equipment Authorization System

Tue, 01/22/2019 - 14:31

The FCC says it will reactivate its Equipment Authorization System (EAS), which had been unavailable since the FCC ran out of funds on January 3 because of the partial government shutdown that began a month ago. RF devices, including Amateur Radio equipment that contains a scanning received, and Amateur Radio power amplifiers must be properly authorized before being marketed or imported into th...

Hams in Indonesia Get New Bands

Tue, 01/22/2019 - 09:21

OPDX Bulletin Mailing List is Victim of Server Hack

Tue, 01/22/2019 - 09:02

The Ohio/Penn DX (OPDX) Bulletin mailing list is reported to be “in limbo” after a January 11 hack of the server. OPDX Bulletin Editor Tedd Mirgliotta, KB8NW, reports that the server, which he’d used since the late 1980s, was “hacked and wiped” on January 11. The OPDX Bulletin mailing list was among the casualties. “The OPDX mailing list is now in limbo, and I was told that the serve...

Reports of Knacksat CubeSat Reception Requested

Mon, 01/21/2019 - 11:15

The Knacksat 1U CubeSat launched on December 3 by a SpaceX vehicle may be in safe mode. The Knacksat project team at King Mongkut’s University of Technology-North Bangkok, Thailand, has speculated that launch delays may have led to battery depletion, preventing normal antenna deployment. Safe mode will let the spacecraft recharge its battery and receive commands from the ground.

The Knacksat tea...

New 2200-Meter Beacon on the Air from Australia

Mon, 01/21/2019 - 11:08

The Caboolture Radio Club (VK4QD) in Queensland, Australia, is now operating a beacon on 2200 meters on 137.444 kHz using the call sign VK4RBC. Australia’s telecommunications authority ACMA has granted permission for continuous operation of the beacon, using WSPR2 (6H00F1D), plus a CW identifier. The power is 1 W EIRP into a 500-meter (1,640-foot) wire at a maximum of 40 meters (131 feet).


China to Launch Two Amateur Radio Satellites in April

Mon, 01/21/2019 - 10:59

Two new Chinese satellites with Amateur Radio payloads are planned for an April 5 launch, CAMSAT has reported.

CAS-7A will carry H/T (21/29 MHz) and H/U (21/435 MHz) mode linear transponders, V/U linear and V/U FM transponders, a UHF CW telemetry beacon, UHF AX.25 4.8k/9.6k baud GMSK telemetry, and 3-centimeter AX.25 1 Mbps GMSK image data transmission for an onboard camera.

CAS-7B is described a...

The Latest Episode of ARRL Audio News is Available

Fri, 01/18/2019 - 14:38

Listen to the new episode of ARRL Audio News on your iOS or Android podcast app, or online at Audio News is also retransmitted on a number of FM repeaters. Click here and then scroll down to see the list.


The K7RA Solar Update

Fri, 01/18/2019 - 09:41

No sunspots seen since January 6, so average daily sunspot numbers declined from 7.7 to 0 for the current reporting week, January 10-16. Average daily solar flux dropped from 71.6 to 69.4 over the same period. Average daily planetary A index went from 7.4 to 4.9, and average mid-latitude A index went from 6.1 to 4.

Predicted solar flux for the next 45 days is 70 on January 18-20, 72 on January 2...

Over-the-Horizon Radar Reported on 15 Meters

Thu, 01/17/2019 - 12:00

The International Amateur Radio Union Region 1 (IARU-R1) Monitoring System (IARUMS) reports that an over-the-horizon (OTH) radar located on Cyprus has been active on 21.170 MHz, which is inside an exclusive Amateur Radio allocation. “The Sovereign Base areas of Akrotiri and Dhekelia is a British Overseas Territory on the island of Cyprus,” IARUMS Coordinator Wolf Hadel, DK2OM, explained in the ...