Coil-Shortened Vertical Antenna Calculator
Antennas/Antenna Calculators
You can shorten a vertical antenna by using a loading coil. This online calculator tells you how the amout of inductance your loading coil will need to have.
Amateur radio operator banned! Insulin pump 'interference' - was it from ham radio?
An interesting article in the media claims a woman's insulin pump is being 'potentially' interfered with by an amateur radio operator down the street. Was this the culprit, or could it be something more?
Amateur ham radio operators help LAFD keep residents safe during emergencies
Preparing for the worst and hoping it never happens - that's the order of the day for Michael Schlenker, who is perched atop San Vicente Mountain Park on a Saturday morning. He is a volunteer with the Los Angeles Fire Department Auxiliary Communications Service, which is comprised of more than 100 amateur ham radio operators spread across four bureaus
Recent IARU-R1 Political Relations Committee activity
The IARU Region-1 Political Relations Committee (PRC) has responded to two recent European Commission consultations to promote the amateur radio viewpoint
TM100AA - 100 years of amateur radio in France
For the 'centenary' of the first official authorization of an amateur station, the REF will use the call sign 'TM100AA' from September 1 to 15, 2021
ARRL responds to story of radio amateur told to remove his antenna
ARRL has responded to an Orlando, Florida, news story on August 23, 2021 by WFTV Channel 9 alleging a radio amateur was told to remove his antenna by the management of his subdivision following a complaint made by a neighbor
Hurricane Watch Net, VoIP Hurricane Net Funnel Ham Radio Reports to Forecasters During Ida
The Hurricane Watch Net (HWN) and the VoIP Hurricane Net (VoIP WX) were busy gathering “ground-truth” weather observations from radio amateurs as Hurricane Ida slammed into the Louisiana Gulf Coast on August 29 as a powerful Category 4 storm. ARES teams in Mississippi activated. Ida wrought extensive damage, especially in Louisiana and Mississippi, and left some 1-million customers in New Orlea...
ARRL Board Establishes Program to Cover Initial FCC License Fee for Young Applicants
The ARRL Board of Directors has formally endorsed a proposed program calling on ARRL to cover the $35 application fee for license candidates younger than 18 years old. The FCC is not expected to implement the $35 application fee schedule until sometime in 2022. The Board approved the “Youth Licensing Grant Program” at its July meeting in Hartford, Connecticut. The program concept, first raised ...
UTSOURCE.net
Shopping and Services/Electronic Components
UTSOURCE.net is a professional purchasing B2B & B2C tools in electronic components field. UTSOURCE provides different types such as IC, Modules, RF transistors, Electronic components, passive components
Seattle to host disaster exercise for community response to earthquake
Feeling pummeled by the pandemic? Try tackling a different type of disaster! Seattle's Emergency Communication Hubs and The Seattle Auxiliary Communications Service Ham radio operators are responding to simulated earthquakes on two different Saturdays in September
Ham radio operators make a difference in disaster
TV station KTUL reports many in Louisiana are still without power and cell service following Hurricane Ida but one form of communication that's been helping folks for decades, ham radio, is still able to make those vital calls
Reminder: Portable Operations Challenge this coming weekend
Don't miss the one time in the year for this very DIFFERENT radio contest! This coming Saturday and Sunday it's the FoxMikeHotel Portable Operations Challenge. Take part portable or from home, QRP, low power or high power. The handicapping system provides a 'level playing field' for all
Cooperation between Görlitz radio amateurs and German Red Cross
The DARC reports the cooperation between German radio amateurs and the Red Cross featured in a TV news report
Class E amateur radio license in ten weeks
Germany's 100 watt Class E license can be obtained after just 10 online study sessions
GENESIS satellites may launch Oct 3
After a year waiting, finally this Friday, September 3, at 01:00 UTC the digital GENESIS satellites are expected to launch from Vanderberg AFB aboard Firefly's Alpha rocket in its maiden flight
Study shows contesters are aging
Frank Howell K4FMH has provided a detailed analysis of entrants to the ARRL Sweepstakes Contests for the past 20 years, it shows those taking part in the contest are now predominantly over 65
EMF: Understanding the changes to the FCC RF exposure rules
Learn whether these changes affect your station, and how you can easily evaluate it to comply with FCC regulations regarding RF exposure
Thailand has fourth highest number of radio amateurs
In their report submitted to the 2021 IARU Region 3 Conference Thailand's national amateur radio society RAST reported there were 82,771 licensed radio amateurs in the country, population 69 million
Job Openings at ARRL Headquarters
ARRL The National Association for Amateur Radio® has the following employment opportunities at ARRL headquarters in Newington, Connecticut. Qualified candidates are invited to email a cover letter and resume to ARRL Human Resources. Visit the ARRL Employment Opportunities page for more information. - Acquisitions Editor
- Assistant Marketing Manager
- Director of Emergency Management
- Director of Infor...
GW6GW Blackwood and District Amateur Radio Society
Official website of blackwood
Multiband End-fed 80-10m Antenna
Antennas/End-Fed
A multi band antenna for HF band capable to operate from 10 to 80 meters band depending on wire lenght loaded with a small inductance neat the feed end.
Amateur radio class coming up in person, online
The Humboldt Amateur Radio Club in Eureka, CA, is offering a class to prepare students for the Amateur Radio Technician Class license examination
Building a hundred-year-old radio transmitter
Our Hackaday team is spread across the world, but remains in easy contact through the magic of the Internet. A number of us hold amateur radio callsigns, so could with a bit of effort and expenditure do the same over the airwaves. A hundred years ago this would have seemed barely conceivable as amateurs were restricted to the then-considered-unusable HF frequencies
Germany cuts the cost of amateur radio exams
It has been announced in Germany's Federal Law Gazette that the cost of amateur radio exams will be sharply reduced from October 1, 2021
Study on amateur radio in Brazil
LABRE reports Ricardo Benedito PY2QB has released a study on the current state of amateur radio in Brazil, the report notes there is little growth and a high prevalence of males
FEMA Announces HF Interoperability Activity on 60-Meter Channels 1 and 2
Channels 1 and 2 on 60 meters will be available starting on August 30 for interoperability between US government and US amateur radio stations involved in Hurricane Ida emergency communications. This situation will remain in place until the storm has passed and the need for these channels no longer exists, or on September 6, whichever comes first. These frequencies will be used: Channel 1 Primar...
Portable magnetic loop antenna
Antennas/Magnetic Loop
A portable loop antenna, made with a 3 meter loop resonates with the chosen capacitor from just below 7MHz to about 28.300MHz which makes it usable on the bands from 40m to 10m.
St. Annes International Kite Festival
Nigel, M0NJW, will be active as GB1SAK (suffix St. Annes Kites) from the St. Annes International Kite Festival on the north west coast of England, between September 3-5th
Spotting errors with DIGI modes
IRTS report that spots showing contacts that did not happen on the reported frequencies can occsionally be seen for the current DIGI modes
SSB Field Day next weekend
The IRTS SSB Field Day takes place next weekend, it runs for 24 hours from 1300 UTC on Saturday 4th September
International Chocolate Day
Members of the URE section of Torrent (Valencia) Union of Radio Amateurs Torrent (EB5URT) will activate the special event callsign EG5DIC to celebrate 'International Chocolate Day' (September 13th)
INDEXA Summer Newsletter
The Summer 2021 Issue of the INDEXA Newsletter (Issue 133) is now available
Highland Lakes Amateur Radio Club hams it up for conversations, competitions, community
Excitement over Solar Cycle 25 could last as long as 11 years for members of the Highland Lakes Amateur Radio Club
NASA sets coverage for two Russian spacewalks outside space station
Two Russian cosmonauts will venture outside the International Space Station Friday, Sept. 3, and Thursday, Sept. 9, to conduct the first pair of up to 11 spacewalks to prepare the new Nauka multipurpose laboratory module for operations in space
England special event
Ed, M0MNG, will be active as GB0KSS (suffix Kent Surrey Sussex) from Littlehampton in support of Air Ambulance Kent Surrey Sussex during the International Air Ambulance Week
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