Category: Propagation
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HF Propagation and Solar Indices
Mick Stutler W8BE gave an excellent program recently that walked us through the relationship between solar activity and HF propagation. He covered everything from how the Sun’s EUV radiation creates the ionosphere to the key indices every ham should know: SFI, SSN, Kp, and Ap. The presentation also breaks down the ionospheric D, E, and…
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Wet Noodle Antenna – Peak Solar Cycle. Fact!
My friend Chris, known in the ham radio community as W6AH, decided to put the classic saying “you can transmit on a wet noodle” to the test during a period of peak solar activity. He prepared some pasta, connected the cooked noodle to his HF radio, and initiated a call for communication, or CQ, to…
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Amateur Radio Operators Needed for Help with Solar Eclipse Project
Cross-posted from ARRL The Case Amateur Radio Club, W8EDU, the club station at Case Western Reserve University in Cleveland, Ohio, is asking for amateur radio operators to help with a research project centered around the April 8, 2024, solar eclipse. W8EDU club member Adam Goodman, W7OKE, said the project centers around studying the effects of…
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Space Weather Mini Course
Analyses of Space Weather Events in the 20th Century and BeyondSpace Weather Presented by Heliophysicist and Radio Amateur [WX6SWW] Dr Tamitha Skov, this is a 3 hour 20 minute mini course entitled Analyses of Space Weather Events in the 20th Century and Beyond, including a discussion of the 1859 Carrington Event. The Carrington Event was…
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IARU R1 Records on 134 and 241 GHz DK5NJ & DB6NT
New IARU R1 Records on 134 and 241 GHz Amateur Radio Bands Tuesday, March 1st 2022 DK5NJ at the Leipzigerturm (797 m ASL) near Schmiedefeld JO50ON60BJ DB6NT at the Aschberg (913 m ASL) near Klingenthal JO60GJ03RO distance 92,8 km Air temperature 6°C at Aschberg Relative humidity 29% on the Aschberg DK5NJ and DB6NT worked in…
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Got Chirps? Whistles? and WWV
Take a moment to tune in at every 8 after the hour on WWV and 48 after the hour on WWVH transmitters. WWV, WWVH stations, HamSCI and NIST and investigating HF propagation. The Characterization Signal will consist of a 45 second WAV file on minute 8 for WWV and minute 48 for WWVH. Right now…