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Propagation News – 18 June 2017

| June 16, 2017

Last week, the solar flux index stayed steadfastly in the mid-70s. After Sunday the 11th, geomagnetic conditions were also reasonably settled, with the K-index mainly around one or two. The big HF news this week has been the ongoing sporadic E openings. These have affected all the HF bands, but are particularly noticeable on 10 […]

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ISS contact Tuesday afternoon

| June 12, 2017

British amateurs will be involved in facilitating a ‘telebridge’ contact between the International Space Station and a children’s summer camp at NASA Space Center Houston on Tuesday afternoon, the 13th of June 2017. The voice downlink (astronaut) transmissions will be audible over much of Europe on 145.800MHz from about 1519UTC. The HAMTV amateur television transmitter […]

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Real-time propagation tool goes online

| June 9, 2017

A new graphing tool has been developed by Jim, G3YLA of the Propagation Studies Committee to show the near real-time critical frequency over the UK and the predicted maximum usable frequency over different paths. A feature on how to use the free tool appears in the July issue of RadCom. But if you want to […]

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Jamaica removes Morse requirement

| June 9, 2017

Amateur radio operators and technicians in Jamaica will no longer be required to be proficient in Morse code, as a result of changes to the regulations for the two pieces of legislation that govern radio and telegraph control services.

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New 122 and 241GHz UK records

| June 9, 2017

The existing 122GHz and 241GHz UK distance records were both extended to new distance of 6.8km with two-way contacts in CW between John Hazell, G8ACE, operating from his home, to Ian Lamb, G8KQW/P located at Shroner Wood, Winchester. The contact took place on Sunday, 21 May. Transmit power levels were around 200 microwatts at both […]

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Also in GB2RS this week…

| June 9, 2017

A three-page briefing note from the UK Activity Contest workshop on 3 June is now available. It can be downloaded as a PDF from rsgb.org/vhf-contest-update and describes what was discussed, plus the workshop group’s unanimous proposals for the further development of these successful contests. European Space Agency Astronaut Thomas, KG5FYG, returned to Earth on 2 […]

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