New video: Radio receiver Signal to Noise ratio, SNR
Signal to noise ratio is one of the most straightforward ways of measuring the sensitivity performance of a radio. As noise generated internally within the radio limits its performance, then specifying the signal to noise ratio is the obvious method to use

QSO Today – Pablo Lewin, WA6RSV
Pablo Lewin, WA6RSV, has an interest in radio astronomy and scans the heavens with his hydrogen line radio telescope using an SDR or software defined radio

DARC thanks its many volunteers on International Volunteer Day
The board of the DARC take International Volunteer Day on December 5 as an opportunity to thank their committed members for their work

Four WebSDRs available from IRA website
Iceland’s amateur radio society IRA now provide links on their website to the island’s four web-based Software Defined Radios

Adult Education Association features ham radio club
Sweden’s SSA reports the use of online support during the pandemic by the Lindesberg Radio Club SK4EA is highlighted in a post on the Adult Education Association’s website

Videos of G-QRP Convention talks now available
The G-QRP club has made available the videos of the talks given at this year’s G-QRP Convention

SARL Council strategic meeting
The South African Radio League (SARL) Council met at the NARC on Friday 26 and Saturday 27 November for the end of the year strategic meeting. It was decided that the 2022 SARL National Convention will take place on Saturday 23 April 2022 as a virtual event. We do not know what the pandemic is planning for 2022

ARISS wins Amateur Radio Newsline Newsmaker of the year award
Following two great recipients in previous years — namely, The West Bengal Radio Club in India and the Radio Society of Great Britain/National Health Service’s Get-on-the-air-to-care project, both of whom continue to do great work,  we are proud to announce the winner of the 2021 ARNewsline International Newsmaker of the Year Award

Propagation Report from Hannes Coetzee, ZS6BZP
Hannes Coetzee, ZS6BZP, reports that the solar activity is expected to be at low levels

Foundations of Amateur Radio
Amateur Radio and the art of getting started
One of the regular topics of conversation in amateur radio, especially for those new to the community, is where to start? The sheer volume of available options is often overwhelming. If you’ve never encountered the complexity associated with this amazing hobby the experience can be disheartening and even demoralising

Brazil’s radio hams meet with regulator ANATEL
LABRE met with ANATEL on November 18 to discuss changes in the legislation governing the Amateur Radio Service in Brazil, specifically the revision of Resolution 449/2006

WIA Director stresses importance of clubs promoting ham radio
WIA Director Peter Clee VK8ZZ looks at the difference between the number of newcomers joining the hobby in Australia compared to the UK

Centenary of Ham Radio Transatlantic Tests
The ARRL reports on the bi-lateral events taking place in the UK and USA to celebrate the 100th anniversary of the successful amateur radio transatlantic tests

Intermediate Bath-based distance learning
Book now to secure a place on the popular free BBDL online course for the amateur radio Intermediate exam

Radio hams participate in Brazilian Space Agency workshop
Radio amateurs in Brazil participated in a Workshop held by the Brazilian Space Agency on Small Educational Satellites

Moon bouncing and radar imaging with LoRa
The LoRa radio protocol is well known to hardware hackers because of its Long Range (hence the name) but also its extremely low power use, making it a go-to for battery powered devices with tiny antennae. But what if the power wasn’t low, and the antenna not tiny? You might just bounce a LoRa message off the moon. But that’s not all

This ham radio is unsafe at any frequency
When we were kids we rode bicycles without pads and helmets. We drank sugary drinks. We played with chemistry sets and power tools. We also built things that directly used AC line current. [Mike] remembers and built one, presumably more to discuss the safety precautions around things that can shock you and not entice you to duplicate it. He calls it The Retro QRP Widowmaker, if that’s any kind of a hint

Austrian special event
Members of the Austrian DX Board (ADXB) will be active as OE50ADXB from their club station OE1XBC during the month of December

W1AW code practice text sources taken from February 1922 QST
In commemoration of the 100th anniversary of the 1st Transatlantic Test, the code practice text material for the week of December 6 through 10 originates from the February 1922 issue of QST. It was in this issue the results of the Transatlantic Test were published

Aloha es 73 de Russell Roberts (KH6JRM)

Public Information Officer

Hawaii County, ARRL Pacific Section

https://bigislandarrlnews.com

https://www.simplehamradioantennas.com