ARRL to Have Two Exhibits at this Weekend’s QSO Today Virtual Ham Expo
ARRL will have two exhibits at the the QSO Today Ham Expo. One will offer opportunities to meet ARRL Lab engineers, who will answer questions and share tips on an array of topics. ARRL CEO David Minster, NA2AA, will deliver the Expo’s keynote address at 2000 UTC on Saturday, March 13. The Expo has a packed line-up of 87 speakers and workshops spread across 10 different virtual theatres. March 13...
Results Available for ARRL Contests
The full results of the 2020 ARRL November CW Sweepstakes have been published on the ARRL Contests web page. The full results article, a searchable database of all scores, line scores, certificates and Log Checking Reports are available there. Also available on the ARRL Contests web page: - Raw scores for the 2021 ARRL International DX CW Contest. Raw scores are the scores before any log checking h...
NORTEX QRP CLUB
North Texas QRP Club
mW to dBm Calculator
Technical Reference/Calculators
Online calculator that will convert power entered in milliwatts to dBm. Includes a quick mW to dBm conversion table
The Great Quebec Blackout
New research into the Great Quebec Blackout of March 13, 1989, is revealing surprises. Turns out, it was not just one solar storm, but two
Ultimate Antique Radio Upcycling - A trash to treasure Glass Cased Radio
In 2015, Robert Lozier recreated a glass cased TRF receiver design from 1926 and in this video he shows how he used a derelict homebrew radio that he picked up at a radio meet, and transformed it into a work of art
DXing in England, 1933 - Aluminum disc recordings of US AM broadcast stations
These audio clips were recorded on aluminum discs using more of an embossing than cutting action
Radio Interference
Germany’s Federal Network Agency instituted a ban Friday on the sale and use of a New Age 'water vitalizer' device, citing numerous reports that the device sold by Swiss company Wassermatrix AG was transmitting on the frequencies allocated for ham radio users
Solar Activity and Propagation
With entering a new solar cycle, we all are curious about how it will change conditions. A look into the rear window mirror may help: there are millions of data available for free from ionosndes around the world through several solar cycles
RSGB's Direct Entry to Full licence consultation
Have you shared your views yet in the RSGB’s Direct Entry to Full licence consultation?
ARRL to have two exhibits at this weekend's QSO Today Virtual Ham Expo
ARRL will have two exhibits at the the QSO Today Ham Expo
High Performance common-mode chokes
Antennas/Feed Lines/Choke
May 2015 Radcom Article on common-mode chokes that can be used for control cables, phone lines, but mostly on typical HF antenna systems. This article explain what common mode chokes does, why you meay need one, properties common mode chokes should have, how to build and measure performances.
Ofcom released age of radio amateurs data
Following a Freedom of Information request about the age of radio amateurs Ofcom said they do not hold Date-of-Birth information for many radio amateurs but released what information they do have
World Meteorological Organization Day
QSL Manager Nick, UA3DX, informs us that members of the International Amateur Radio Contest DX Club (ARCDXC - United Nations) will once again be active as C7A during the month of March for the World Meteorological Organization (WMO) which is a specialized agency of the United Nations
Israel celebrates 73 years of Independence
This year is a very special for the ham radio family all over the world. Special activity will take place during these days using the special callsigns 4X73(XX) and 4Z73(XX)
Rapid Deployment Amateur Radio Challenge
The next RaDAR Challenge is April 3rd, 2021, UTC. RaDAR is Rapid Deployment Amateur Radio
Update to EMF guidance
Ofcom has published simplified guidance on its new electromagnetic fields (EMF) licence condition
Registration Now Open for HamSCI Workshop 2021
Online dBm to watts conversion
Technical Reference/Calculators
dBm to watts conversion calculator and explaination on how to convert dBm to watts, including dBm to watts conversion table
Dutch inventor of the audio cassette tape dies aged 94
Lou Ottens, inventor of the cassette tape and a CD pioneer died aged 94 at his home in Duizel in Brabant on Saturday, Dutch media report
Video-sharing platforms - who needs to notify to Ofcom?
Ofcom has published guidance to help providers self-assess whether they need to notify to Ofcom as UK-established video-sharing platforms
VK9HR DXpedition to Willis Island in November
I am glad to report on behalf of the group, that all is going well and all is on schedule for November
In India popularity of ham radio is rising
The Bangalore Mirror newspaper reports all 41 candidates who did the amateur radio exam on January 18 passed, they were awarded their certificates on March 7
Ofcom spectrum auction set to start this week
Mobile operators will begin bidding in the UK’s next spectrum auction from Friday 12 March, Ofcom has confirmed
100 years of Willis Island manned weather station
In November 1921 on Willis Island, surface observations began with descriptive reports of weather and cloud
HamSCI Workshop on Zoom March 19-20
Registration is now open for the 2021 HamSCI Workshop, Friday and Saturday, March 19 - 20. The theme of this year's Free Zoom workshop is mid-latitude ionospheric science
Spacewalk Could Return ARISS Ham Station in ISS Columbus Module to the Air
Amateur Radio on the International Space Station (ARISS) reports that efforts to determine what’s keeping the ham station in the ISS Columbus module off the air have been unsuccessful thus far. The radio equipment works, but no signal appears to be reaching the external ARISS antenna. The station, typically operated as NA1SS, has not been usable since new RF cables were installed during a Janua...
W1MV Massasoit Amateur Radio Assoc.
Bridgewater MA USA
Amateur Radio Association of the Southern Tier, Inc.
Amateur radio association of the southern tier - with amateur radio emergency services
What is a HAM Mesh Network
Operating Modes/HSMM
A primer on Ham Mesh networks, hams using our radio privileges to operate a private, self-contained wireless computer network
Amateur Radio Anti-Viral Net to Celebrate First Anniversary
In the wake of the COVID-19 pandemic, some members of the Bolingbrook Amateur Radio Society (BARS) in suburban Chicago established a nightly health-and-welfare net to keep area hams in contact with one another after sheltering in place became the norm. The Anti-Viral Net will mark its first anniversary on March 16. The net runs every night of the week, except for the third Monday of the month, ...
Dayton Hamvention Announces 2021 Award Winners
Dayton Hamvention® has announced its 2021 award winners. Hamvention Awards Committee co-Chairs Michael Kalter, W8CI, and Frank Beafore, WS8B, said that despite the COVID-19 pandemic, the Hamvention committee elected to go forward in announcing its selection of outstanding radio amateurs and predicted that Hamvention will return in 2022. Amateur of the Year Angel M. Vazquez, Jr., WP3R, the head of...
YOTA Region 1 Taking Cautious Approach to COVID-19 and YOTA Camps
The IARU Region 1 (IARU-R1) Youth Working Group has said no youth events will take place before mid-June, and that it will review those scheduled for later in the year as the pandemic situation evolves. The group said these events make social distancing difficult, and it doesn’t believe it would be possible for them to take place safely. Other 2021 events will remain on the calendar for the tim...
North Carolina Radio Amateurs Adapt Tailgating Hamfest to the COVID-19 Pandemic
With most hamfests canceled due to the COVID-19 pandemic, some radio amateurs in Raleigh, North Carolina, have come up with a way to adapt with a tailgate hamfest in an unused shopping center parking area. The event grew out of the so-called Ham Radio Taco Thursdays, begun many years ago by ARRL Life Member Alan Pitegoff, AB4OZ. Pitegoff had to put his event on hold when the pandemic erupted. I...
Maritime Radio Day is Set for April
The 10th anniversary of Maritime Radio Day (MRD) will take place from 1200 UTC on April 14 to 2200 UTC on April 15. The annual event commemorates nearly 90 years of wireless service for seafarers. Radio amateurs and shortwave listeners are welcome and should register in advance by April 1. Stations such as coastal radio stations and ships may participate only if operated by former commercial or ...
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