Hi Everybody; Special Message: Strong M6.5 earthquake released in Idaho. This quake was shallow and was felt all over the PNW. According to the...
What is your experience and/or opinion about HF/low band VHF handhelds? Having run across these types of radios (and seeing that there has been...
I set up on my deck yesterday and worked QRP off and on till after dark. I am curious to know which bands are your favorites for QRP. I would...
The following was posted in another thread on QRZ with a subject title that might make it difficult to retrieve. /RF ________________ WA7ARK:...
I am listening for the 20 meter beacon at 14.100 on USB CW where should I listen? Should I listen on 14.099.20, 14.099.30 ,14.100.00 14.100.70...
Last night on 80M, I thought another station was doubling on me and I QSYed several times. I finally had the QSO, but was hearing an echo of my...
The RF-Seismograph has picked up the strong earth quake 4 km ENE of Doganyol, Turkey. The quake was reported by USGS at 2020-01-24 17:55 UTC. It...
Investigation of solar cycle and space weather involvement with Earth sciences continues to expand. What is bad for some may be good for others....
REVERSED-POLARITY SUNSPOTS: Solar Cycle 25 really is coming. On Christmas Eve, two reversed-polarity sunspots appeared on the sun. These...
Hi Everone; The White Island erruption was detected by the RF-Seismograph here in the Pacific Norht West! The recorded data shows quite clealy...
Here is an article from our local meteorologist about the sun and its lack of spots. Our low propagation is a direct result of this lack of sun...
Those interested in propagation and the upper HF bands may be interested in the following:...
Meteor scatter is a form of propagation mode that is used for medium distance ham radio communications, especially on bands like 144 MHz. It...
Hi Everybody; We just came across a very interesting correlation between solar activity and earthquakes here on earth and found a paper on it...
... or is there just an element of it that is truly mysterious? I was thinking about this today because it has been a relatively good day for DX...
Hi all, This is a project that I've been working on for around 8 months, and it's been publicly available for most of that time, but I've finally...
Not sure if this is the correct forum, but here goes. I've wondered for a while now why certain geographical areas seem to have better...
While playing with antennas today, I ran across two of the old fashioned "Numbers Stations" on the MW / AM bands.... specifically on 635khz, at...
Hi Everybody; As August comes around, the famous Perseid Meteors start to cross path with earth. We have encountered the first 7 individual...
Sporadic-E propagation allows us hams to send and receive signals over great distances, through the ionosphere during brief and crazy...
