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The K7RA Solar Update

Arrl News - Fri, 06/11/2021 - 14:36

Tad Cook, K7RA, Seattle, reports: Sunspot activity has shown steady but modest increases over the past 3 weeks, with average daily sunspot weekly averages rising from 24.9 to 28 to 34.9. Oddly, average daily solar flux for the same 3 weeks was 77.8, 77.8, and 77.7, remarkably unchanged week after week.

Average daily planetary A index went from 6.1 last week to 5.9 in this week’s report, and midd...

IARU Attends ITU Wireless Power Transmission Sessions

Arrl News - Thu, 06/10/2021 - 13:18

The International Amateur Radio Union (IARU) represented the Amateur Service at a recent International Telecommunication Union (ITU) recent virtual meeting on the topic of wireless power transmission (WPT), attended by some 350 delegates. ITU Working Party 1A Working Group WG1A2 was of most relevance to IARU, covering the topic of WPT. The focus is on WPT’s impact on the radio spectrum.

IARU co...

Separate SATERN Nets Now Operational

Arrl News - Thu, 06/10/2021 - 13:13

The Salvation Army Team Emergency Radio Network (SATERN) launched a new SATERN International SSB Net on June 2 on 14.325 MHz. Net sessions will take place Mondays, Wednesdays, and Fridays at 11 AM Central Daylight Time, in cooperation with the Hurricane Watch Net (HWN), which has used 14.325 MHz for many years during its own activations. Just down the band, another net sporting the same SATERN ...

WSJT-X version 2.4.0 Now Generally Available, Version 2.5.0 on the Horizon

Arrl News - Thu, 06/10/2021 - 12:42

WSJT-X version 2.4.0 now is available in general release. According to co-developer Joe Taylor, K1JT, WSJT-X version 2.4.0, includes a new digital mode, Q65. This protocol is designed for two-way contacts over especially difficult propagation paths, including ionospheric scatter, troposcatter, rain scatter, TEP, EME, and other types of fast-fading signals.

“On paths with Doppler spread more than...

ARDC Grant Will Support HAMNET Expansion in Europe

Arrl News - Tue, 06/08/2021 - 16:23

Amateur Radio Digital Communications (ARDC) has awarded a grant to support European expansion of HAMNET, a high-speed digital network that interconnects automated amateur radio stations using links in the 13-, 6-, and 3-centimeter bands, the Deutscher Amateur Radio Club (DARC) reports. This marks the first international grant from ARDC since it began awarding grants in 2019.

“Amateur radio is a ...

Interactive LightCube Satellite Set to Launch in Late 2022

Arrl News - Fri, 06/04/2021 - 10:33

NASA has selected LightCube along with 13 other small research satellites to fly as auxiliary payloads aboard rockets launching between 2022 and 2025. The launch opportunity is provided through NASA’s CubeSat Launch Initiative (CSLI). Being designed, built, and tested by an interdisciplinary team of students, advisors, and engineers across multiple organizations, LightCube is a microsatellite e...

The K7RA Solar Update

Arrl News - Fri, 06/04/2021 - 10:11

Tad Cook, K7RA, Seattle, reports: Solar Cycle 25 activity continues this week, with no spotless days since May 6. The average daily sunspot number rose modestly this week from 24.9 to 28 while the average daily solar flux held steady at 77.8.

Predicted solar flux over the next month is 75 on June 4 - 6; 72 on June 7 - 11; 76 on June 11; 78 on June 12 - 15; 80 on June 16 - 18; 78 on June 19 - 22;...

ARRL Executive Committee to Meet

Arrl News - Thu, 06/03/2021 - 19:49

The ARRL Executive Committee will meet in virtual session (Zoom) on Tuesday, June 8, at 11:00 AM EDT (1500 UTC). The session will include updates from the CEO and the Secretary, the FCC Counsel’s update, and a discussion of FCC-related matters, including non-amateur/non-Part 90 imported handheld radios; a progress report from the Legal Structure Review Committee; and updates from the EMC and Em...

Former AMSAT Director Andy MacAllister, W5ACM, SK

Arrl News - Tue, 06/01/2021 - 12:04

Former AMSAT Board of Directors member Andy MacAllister, W5ACM, of  Houston, Texas, died on May 19 after a brief illness. An ARRL and AMSAT Life Member, he was 68. MacAllister had worked at NASA and was a member of the Johnson Space Center and Brazos Valley Amateur Radio Clubs. More recently, he was the Chief Engineer for Rice University’s radio station KTRU.

“Andy and I had a great time at many...

The K7RA Solar Update

Arrl News - Fri, 05/28/2021 - 14:22

Tad Cook, K7RA, Seattle, reports: The 10.7-centimeter solar flux rose this week, and on Wednesday May 26 it reached 88, the highest it’s been since December 7, 2020, when it was 89.5. The next day at 2300 UTC, the flux value was 94.2.

The official flux value is always the local noon reading at Canada’s Dominion Radio Astrophysical Research Facility in Penticton, British Columbia, 177 miles north...

Radio Amateur’s Vintage Home Movie Film Sheds Light on Hindenburg Disaster

Arrl News - Thu, 05/27/2021 - 18:33

Vintage home movie film provided by New Jersey radio amateur Bob Schenck, N2OO, was the highlight of a PBS documentary about the Hindenburg disaster. The film, shot by his uncle Harold Schenck, may provide clues as to what initiated the disastrous 1937 fire that destroyed the airship Hindenburg and claimed 35 lives as the German zeppelin was landing at Lakehurst, New Jersey. Harold Schenck trie...

FCC Seeks Comment on Potential Impact of Global Semiconductor Shortage

Arrl News - Thu, 05/27/2021 - 18:33

The FCC is seeking comment on the impact of the continuing global shortage of semiconductors. The FCC’s May 11 Public Notice stated its concern is focused on the impact the shortage could have on the communications industry, agency initiatives, and the nation’s continued advancement in next-generation technologies.

FCC Acting Chairwoman Jessica Rosenworcel commented: “The communications sector i...

East Bay SM Jim Siemons, W6LK, Stepping Down; Mike Patterson, N6JGA, Appointed

Arrl News - Tue, 05/25/2021 - 17:40

ARRL East Bay Section Manager Jim Siemons, W6LK, is stepping down because he is relocating to Wyoming. Siemons has served as East Bay SM since July 2018. Mike Patterson, N6JGA, has been appointed to succeed him, effective June 1.

Siemons said, “There really is not a greater honor for a ham like me than to watch so many people get their licenses, learn the code, program a radio for the first time...

June 2021 Eclipse Festival Seeks Ham Participants

Arrl News - Tue, 05/25/2021 - 15:55

HamSCI is looking for ham radio operators to make recordings of time-standard stations during the June 2021 annular solar eclipse across the Arctic Circle as part of a citizen science experiment. Researchers will use the crowd-sourced data to investigate the superimposed effects of auroral particle precipitation and the eclipse on HF Doppler shift.

Participants would collect data using an HF rad...

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