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RSS lezer - ARRL News

American Radio Relay League | Ham Radio Association and Resources


The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.


ARRL Systems Service Disruption  Kijk naar?

Updated 6/21/2024

ARRL staff continue to work with outside industry experts to ensure that all servers have been remediated, tested, and all data has been confirmed. We have also been working to ensure that the network is secure.

As noted in previous updates, Logbook of The World® servers and data are fine and working. LoTW® has dependencies on other servers, for example membership data, which ha...

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(21/06/2024 @ 23:10)
(21/06/2024 @ 18:04)
(21/06/2024 @ 17:53)
(21/06/2024 @ 17:53)
New Hampshire ARES Serves Mount Washington Road Race  Kijk naar?

On June 15, 2024, a dozen New Hampshire Amateur Radio Emergency Service (ARES) operators from the Mount Washington Valley ARES group and the Central New Hampshire ARES group, as well as a number of out-of-state ARES volunteers, again provided emergency radio communications at the Delta Dental Mount Washington Road Race.

Fourteen hundred participants ran up the mountain into a region of infamous ...

... / ... Lees meer...

(21/06/2024 @ 17:18)
The K7RA Solar Update  Kijk naar?

Sunspot numbers rose this week, with the average changing from 139.4
to 149.6, but average daily solar flux only shifted from 179.2 to
178.

Only four sunspot groups emerged this week. There was one on June 15
and three on June 19.

Average daily planetary A index only changed from 11.6 to 10.3.

Predicted solar flux is 205 and 210 on June 21-22, then 200 June
23-27, then 190, 185, and 190, on June 28-30...

... / ... Lees meer...

(21/06/2024 @ 17:02)
ARRL Teachers Institute Kicks Off Summer Cohorts  Kijk naar?

Teachers are gathered from around the United States to learn about amateur radio, and how to use it in their classrooms as part of science, technology, engineering, and mathematics (STEM) education. The 2024 cohorts of the ARRL Teachers Institute (TI) on Wireless Technology have begun.  

The first group members for the year are each returning teachers participating in the second round of learnin...

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(14/06/2024 @ 16:57)
(14/06/2024 @ 16:34)
(14/06/2024 @ 16:25)
The K7RA Solar Update  Kijk naar?

"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0650 UTC/14 JUNE 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

"A weak halo CME may impact Earth either on late UTC day 15-Jun or
else early UTC day 16-Jun.

"INCREASED GEOMAGNETIC ACTIVITY EXPECTED DUE TO CORONAL MASS EJECTION FROM 15-16 JUNE 2024"

Solar activity was lower over the past reporting week, June 6-12.

Ten new sunspot groups emer...

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(14/06/2024 @ 15:49)
The K7RA Solar Update  Kijk naar?

This reporting week (May 30 to June 5) our Sun was active, with nine
new sunspot groups.

One emerged on May 30, another on May 31, two more on June 1,
another on June 2, three more on June 3, and one more on June 4.

Average daily sunspot number rose from 124.6 to 183.4, and average
daily solar flux from 164.8 to 184.8.

Predicted solar flux is 190 on June 7-9, 170 on June 10-19, 180 on
June 20, 190 on ...

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(07/06/2024 @ 17:42)
(07/06/2024 @ 16:44)
(06/06/2024 @ 21:48)
(06/06/2024 @ 21:30)
The K7RA Solar Update  Kijk naar?

SB PROP @ ARL $ARLP020
ARLP020 Propagation de K7RA  

ZCZC AP20
QST de W1AW  
Propagation Forecast Bulletin 20  ARLP020
From Tad Cook, K7RA Seattle, WA  May 31, 2024
To all radio amateurs   

SB PROP ARL ARLP020
ARLP020 Propagation de K7RA  
Solar activity was quiet this week. Average daily sunspot number slipped from 155.1 to 124.6, and average solar flux from 198.9 to 164.8.  

Geomagnetic conditio...

... / ... Lees meer...

(31/05/2024 @ 20:26)

Laatst import : 23/06/2024 @ 19:04

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