QRM / RFI mitigation resource
QRM Guru is the Radio Amateur Society of Australia's (RASA) free on-line interference (RFI) mitigation resource
ISWL callsigns for July 2020
The following International Short Wave League (ISWL) club callsigns will be used throughout the month of July 2020
Radio hams get ready for this weekend's Field Day
The Chicago Tribune reports radio amateurs are getting geared up for ‘Field Day 2020,' despite limits on big events, which takes place June 27-28
DARC to Offer HAM RADIOnline June 26 – 29
Due to the Covid-19 pandemic, this year's HAM RADIO in Friedrichshafen, Germany, was canceled. The Deutscher Amateur Radio Club (DARC) will instead offer HAM RADIOnline, which will feature many interesting topics related to our hobby, said Thomas Wrede, DF2OO, of the DARC International Affairs Team. The Software Defined Radio Academy team and the Fascination HAM RADIO crew will produce the virt...
QSO Today Virtual Ham Expo Set for August
Video Explains the Mission and Purpose of the International Amateur Radio Union (IARU)
The video “What is IARU?” is now available on the International Amateur Radio Union (IARU) Region 2 website. “This video explains the mission and roles of IARU to represent, develop, and defend frequencies for amateur radio around the world,” IARU Region 2 explains. “It also describes the regional organizations and the critical roles of its more than 160 member-societies.” The English-language pr...
ARISS Volunteer Tony Hutchison, VK5ZAI, Named Member of the Order of Australia
Veteran Amateur Radio on the International Radio Station (ARISS) volunteer Tony Hutchison, VK5ZAI, has been honored as a Member of the Order of Australia in Queen Elizabeth’s Birthday Honours List. Hutchison was recognized “For significant service to amateur radio, particularly to satellite and space communication.” The Australian Government’s Department of the Prime Minister and Cabinet noted ...
SAQ Announces Annual Alexanderson Day Transmission
The vintage SAQ Alexanderson alternator in Grimeton, Sweden, will conduct its annual Alexanderson Day transmissions on 17.2 kHz on Sunday, July 5. Startup and tuning will begin at 0830 UTC, with the transmission commencing at 0900 UTC. Startup and tuning for the second transmission will begin at 1130 UTC, with the message transmission at 1200 UTC. Both events will be broadcast live via the Alex...
Revisiting the GR5V and ZS6BKW Multi-band Antennas
Antennas/ZS6BKW
NEC models are used to explore the GR5V and ZS8BKW optimizations. A third optimization is also rediscovered. The effect of fixed lengths of 75 ohm coax are explored. A link to the NEC model is provided.
TS-590S audio noise
Radio Equipment/HF Transceivers/Kenwood TS-590S
With high impedance earphones plugged into the audio jack on the Kenwood TS-590S or TS-590SG, you can hear a really annoying noise even with the AF volume set to zero. A simple quick-and-dirty solution is a resistor in series to the audio output.
MFJ-434B DELUXE VOICE KEYER
Let this microprocessor controlled MFJ Contest Voice KeyerTM call CQ, send your call and do contest exchanges for you in your own natural voice!
Royal Signals Amateur Radio Society
The Royal Signals Amateur Radio Society (RSARS) marks its 100th anniversary with the callsign GB100RS between June 28 and the end of October
UK’s internet use surges to record levels
UK adults are now spending more than a quarter of their waking day online – the highest on record – with services such as TikTok and Zoom seeing unprecedented growth, according to Ofcom’s latest study into the nation’s online lives
Noctilucent clouds over London
On the summer solstice, a midnight display of noctilucent clouds (NLCs) startled sky watchers in London, who could see tendrils of frosted meteor smoke glowing through the city's normally-overpowering urban lights
Mini-Visalia
Co-Chairmen Dick N6AA and Jim N6TJ sent out the following announcement. We will be hosting a 'mini-Visalia', March 19th, 20th and 21st, 2021, at the Visalia Wyndham (our old Holiday Inn)
WIA Submission on use of 5 MHz band
Australian nation amateur radio society the WIA has published its submission to the regulator ACMA on the use on the WRC-15 5 MHz (60m) band
The 2020 IARU HF Championships
The aim of the IARU HF Championships is to contact as many other amateurs, especially IARU Member Society HQ stations, around the world as possible using the 160, 80, 40, 20, 15 and 10 metre bands, and using phone and CW
Registration now available for RAC Advanced Course: Summer 2020
In response to the global pandemic, Radio Amateurs of Canada is once again offering an online Advanced Qualification Amateur Radio Course so that individuals can upgrade their qualifications while continuing to practise social/physical distancing
APRS and WSPR balloon completes 2nd circumnavigation of Earth
A balloon launched on May 20 by 'Amateur Radio Roundtable' web show host Tom Medlin, W5KUB, and team has begun its third circumnavigation of Earth transmitting 144.390 MHz FM APRS and 14.0971 MHz WSPR
Registration Open, Plans Firming Up for ARRL-TAPR Digital Communications Conference
ARRL Foundation Awards Grant to ORI
The ARRL Foundation has awarded $3,000 to the Open Research Institute (ORI). The grant will be applied to Phase 1 of the Digital Multiplex Transponder research and development program. ORI is an IRS 501(c)(3) organization dedicated to open-source research and development in amateur radio. This grant will allow hardware prototypes for broadband microwave digital satellite payloads to proceed mor...
WSJT-X Update Released
The digital modes suite WSJT-X version 2.2.2 has been released. The update is a bug-fix release. The primary change is to incorporate the new Radio Amateurs of Canada (RAC) Prince Edward Island (PE) Section PE into the FT8/FT4/MSK144 contest mode for ARRL Field Day. Operators planning to be on the air for Field Day should upgrade to this version to enable accurate logging. Another change: the FT...
ARRL Seeks Vintage DX Logs for Archive
ARRL continues to solicit paper logs of prominent DXpeditions or logs from stations and operators active from more rare locations from the 1950s through the 1980s, for inclusion in The DX Log Archive Endowed by JA1BK. The DX Log Archive program was created, thanks to an endowment established by Kan Mizoguchi, JA1BK, to obtain, preserve, and utilize paper logs from rare and significant DXpeditio...
CAMSAT CAS-6 Satellite Antenna Deployed, Transponder Activated
CAMSAT reports that the VHF-UHF antenna on the CAS-6 satellite, launched last December 20, has been deployed and its linear amateur radio transponder activated. CAMSAT’s Alan Kung, BA1DU, reports that the CW beacon and GMSK telemetry are not working properly at this time, with only carriers being transmitted. “We will try to diagnose and then determine whether the CW and telemetry data stream tr...
ARRL to Hold National Convention at Orlando HamCation in February 2021
Balloon Launched by Popular Web Show Host Completes Second Round Trip
Homemade Satellite Yagi
Antennas/Satellite
In this article author illustrate a homemade yagi antenna for satellite operations. The antenna includes a VHF antenna and an UHF antenna with a band splitter.
International Lighthouse Lightship Weekend
The 23rd International Lighthouse Lightship Weekend (ILLW), which usually takes place during the third weekend of August, has been moved to August 22-23rd
Wake Island and Marshall Islands
Randy, WW6RG, was expected to be active as KH9/WW6RG from Wake Island this past week (June 16-18th), but "due to Covid-19" restrictions on Kwajalein Island, he has been notified by the airline that Thursday's flight to Wake has been canceled (things have been changing rapidly in the airline business).
Niue and Tonga
Operators Stan LZ1GC and Ivan LZ1PM will be active from Niue as E6AM between September 28th and October 17th
Radio Caroline North
Tune in for more nostalgia with another of our monthly Radio Caroline North broadcasts this weekend 27th-28th June
Apple announce 13.560 MHz CarKey
Apple has announced CarKey, a way to wirelessly unlock your car with your iPhone, it could herald the start of an era that sees 13.560 MHz NFC transmitters installed in cars
Ham radio saved my life !
Alden Sumner Jones IV, KC1JWR, of Bennington, Vermont, is thankful for amateur radio, after he suffered a medical incident and lost consciousness on June 15 while hiking with others along a remote section of the Long Trail, not far from his home
New QTC e-magazine for VK
The Radio Amateur Society of Australia is pleased to announce the release of a new E-magazine for Amateur Radio in Australia
Online Talk: Having Fun with Morse Code
Dan Romanchik KB6NU, well-known from his regular appearances on ICQ Podcast, will be giving an online talk "Having Fun with Morse Code" at 7:30pm BST (1830 GMT) on Wednesday, June 24
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