For consideration and possible discussion ... Some/most users of NEC (M-o-M) antenna software have the belief that NEC far-field (only) radiation...
This information is for all radio amateurs interested in scientific work being performed by like minded hams who are also science career...
Did you ever look at a map of your signal while using WSPR on HF and wonder why your signal seems only to go in one direction and not another...
New to Ham Radio. Have an ICOM 7300 and a 102' G5RV. Antenna center is up in a tree about 40' with the legs in an inverted V down to about 10'...
Hi Everybody; Scientists have confirmed that detecting earthquakes via shortwave radio is possible! The RF-Seismograph is real… read the article...
Hi Everyone; The RF-Seismograph reports have been piling up with daily reports and the image of today's propagation. Currently we were able to...
Did a POTA activation today at Burnt Lands Provincial Park (POTA number VE-1040), west of Ottawa, Canada. I made 32 CW contacts in less than 90...
“GoFundMe” fundraiser for first University that can detect Earthquakes via Shortwave radio: Please be generous and share:...
I was able to make DX contacts today on 10, 12, 15, 17 and 20 meters. The trans-equatorial propagation on 10M let me get down to Chile on 10M and...
Hi Everybody; Highlights: All bands severely attenuated by two M6.1 quakes from Argentina and Vanuatu between 02:00 UTC to 10:00 UTC NOAA...
Hi all, So I got my General license last year as well as an iCom IC 751 picked up at an auction. I am aware, there are no sunspots now making log...
Hi Everybody; Highlights: M6.1 235 km WSW of Adak Alaska 2021-01-03 12:38 det.: 80 m, 40 m post propag., precursor (-6...
It's an amazing story of an incredible event on this day in 1921 that completely changed the understanding of radio waves and propagation in what...
Highlights: M6.3 from Chile at 22:54 UTC and M6.4 at the same time NOAA Alert: No Alert Issued USGS detected minor quakes created...
Hola amigos de Sudamérica. Los invito a participar de una actividad organizada por el Radio Club Argentino. Básicamente la idea del evento es...
Propagation is a fun thing — especially when you’re talking thousands of miles on UHF! On October 16, 2020 a 1,950 mile contact was made on 433Mhz...
Dust off that long wire antenna and fire up your amplifier -- Solar Cycle 25 is officially here! Read more here.
Grey line propagation provides surprisingly long distance radio communications at dawn and dusk - sometimes when other forms of ionospheric...
Hi Everybody; Highlights: Tsunami Warning in the Pacific M7.5 91 km SE of Sand Point Alaska 2020-10-19 20:54 40.12 40 m...
Today Sunday 10/11/2020, Roger, G3XBM reports: Solar flux is 74 and the SSN 26. A=2 and K=0. As a result, this is what I am getting on my N1MM+...
