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SOFTWARE
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OPERATING MODES
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Amateur Radio News
ARRL - Jun 07, 2023
2023 ARRL Field Day is just 3 weeks away, on June 24 - 25. It's the most popular on-the-air event held annually in the US and Canada.More than 40,000 hams throughout North America set up temporary transmitting stations in public places to demonstrate...
ARRL - Jun 06, 2023
The ARRL Foundation is now accepting grant applications from amateur radio organizations for eligible amateur radio-related projects and initiatives, particularly those focused on educating, licensing, and supporting amateur radio activities. To grow...
RSGB - Jun 06, 2023
As part of the RSGB’s new Club Finder facilities, the Society has launched an online map that shows affiliated contest clubs and groups. If you’d like to get involved in a group, you can use the map to search locally and more widely. Dependin...
ARRL - Jun 05, 2023
An investigation by the Federal Communications Commission (FCC) results in a large fine against a California amateur radio license holder. A Notice of Apparent Liability Forfeiture (NALF) for $24,000 has been filed against Phillip J. Beaudet, N6PJB, ...
ARRL - Jun 05, 2023
Ed Wilson, N2XDD, of Shirley, New York has been appointed Vice Director of the ARRL Hudson Division by ARRL President Rick Roderick, K5UR.Wilson succeeds Nomar Vizcarrondo, NP4H, who was appointed Director of the ARRL Hudson Division in March. Wilson...
AMSAT-NA - Jun 04, 2023
In this edition:
* Astronauts Engage in Voice Contacts from International Space Station
* The March/April AMSAT Journal is Available
* VUCC Satellite Standings June 2023
* New Record Set with Seventeen People in Earth Orbit Simultaneously
* Changes t...
International Amateur Radio Union - Region 1 - Jun 04, 2023
Special station activation
The special station, which will earn you 5 points in the competition for the 100th anniversary of the start of regular radio broadcasting in Czechoslovakia and the connection to it is a condition for obtaining the gold ...
ARRL - Jun 02, 2023
If you like ships and are an amateur radio operator, 100 ships will be on the air from June 3 - 4 for the annual Museum Ships Weekend event.Organizers stress that this is not a contest, but a fun event that begins at 0000Z on June 3, 2023, and runs t...
ARRL - Jun 02, 2023
Average daily solar flux values dropped over the past week, butsunspot numbers were nearly the same, comparing May 25 to 31 to theprevious week.Average daily solar flux declined from 161.2 to 155.3. Geomagneticindicators were quieter, with average da...
ARRL - Jun 02, 2023
ARRL The National Association for Amateur Radio® has been elected to serve on SAFECOM®. SAFECOM is a group of national thought leaders and officials within the emergency communications and response space that works to set standards used at every ...
RSGB - Jun 02, 2023
The Society is looking for a volunteer to join the RSGB Emerging Technology Coordinating Committee (ETCC), to act as Regional Representative for the central England region. The function of the ETCC is to assist radio amateurs seeking an NoV to operat...
AMSAT-UK - Jun 01, 2023
E-members of AMSAT-UK can now download the Summer 2023 edition of OSCAR News, issue 241, here. The paper edition edition will be sent to postal members and should arrive in the next 2-3 weeks. In this issue: • From the … Continue reading U...
ARRL - Jun 01, 2023
The airwaves are markedly dimmer this week, social media is filled with heartfelt tributes, and industry leaders are mourning. Longtime fixture of amateur radio Charles “Chip” Margelli, K7JA, passed away after a brief illness. Margelli was an ARR...
RSGB - Jun 01, 2023
1-7 June 2023 is Volunteers’ Week. This year we’re highlighting our volunteers and what they do in words, photos and a video! Volunteers are the lifeblood of the Society and we want to thank everyone who gives their time and expertise to ...
RSGB - May 30, 2023
We are pleased to announce the May 2023 edition of RadCom Basics is now available on the RSGB website In this edition, James Stevens, M0JCQ has put together a step-by-step guide to help you use the Reverse Beacon Network to gauge band conditions and ...
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Latest Links
JRC NVA-88 Modification
adding 2 rca inputs 1 high impedance filtered audio output rca 3 3 high pass filters 3 low pas filters to the jrc nva88 speaker
Improving the audio on the ICOM IC-27
make an otherwise fine radio even better change one resistor and one capacitor in the audio section
Outdoor 80m/40m bands Magnetic loop antenna
no matching adjustments needed directly perfect match to 50 ohms using a remotely switched wideband transformer
Active 3-30 MHz Hula-Loop Antenna for Shortwave
this active antenna for the shortwave band provides surprising performance even indoors as the name implies the main loop is made from a hula hoop with the metallic paint stripped off and a single turn of 14awg copper wire inserted inside the hoop
HF Radio Propagation Forecast
this page offers radio amateurs experienced and beginners a useful overview and tutorials on hf propagation conditions here you will find basic and advanced explanations as well as practical methods charts maps models real time measurements assessments comparisons references and an index
Some secrets of Common Mode Chokes revealed
this is a small collection of k9yc info and my experiences problems by feed lines of 1 2 lambda length cmcs in transmitting and receiving systems antenna unbalance maximal allowed power choke winding tips
Estimated International Sunspot Number
the estimated international sunspot number eisn is a daily value obtained by a simple average over available sunspot counts from prompt stations in the silso network
Short receiving loop antenna
this page is a project for a small loop antenna for reception of short wave broadcasting it is in portuguese and contains pictures and schematics to build your own antenna
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