SFI stands for Solar Flux Index, and a value of more than 190 means that the Sun is highly active, resulting in excellent conditions for High-Frequency (HF) radio propagation (long-distance communication). QSL.Net On Radio Propagation SFI Range Solar Activity HF Propagation on High Bands 65–70 Solar Minimum (Low) Very Poor 100–150 Average to Moderate FairContinue reading “DX Alert: SFI > 190 Next Few Days”
Author Archives: David Gerhart
Ham Radio Fiction: Pirate Radio
“STATION DARK” is a serial gothic set in the surreal Midwest. If you like shortwave radio, small town horror, and voices in the wires, this is for you. New posts every Monday and Thursday. Author here: https://matthewholvey.substack.com/ Story here: https://station-dark.com
Ham Radio—There’s Still Magic In It. Ask 3 Million People
Antenna Warning – High Winds Saturday
High Wind Warning issued October 23 at 11:13AM PDT until October 25 at 5:00PM PDT by NWS Medford OR * WHAT…Southwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE…Coastal and headland areas of Curry and Coos counties in addition to exposed areas on highway 101. * WHEN…From 4 AMContinue reading “Antenna Warning – High Winds Saturday”
W7Q Tailings
Folks, many things keep us away the radio. Next year, perhaps? With more preparation. From approximately Tuesday the 14th through this morning the 20th, there were a total of 149 look-ups on QRZ. Cool! I snuck in about 25 or so of those QSO’s during the operating period. So thanks for playing along!
ICS live
On The Air Now
20th anniversary of “Route 66 On The Air.” Heard on 14.225Mhz USB. Special call sign W6V.
Monthly Meeting & Zoom Invitation
Members and visitors, Thursday evening is our monthly club meeting. Zoom Meeting Meeting ID: 822 2276 6964Passcode: 653959 CCRC Zoom Meeting Link
Free Technicians Class
If you or anyone you know is interested, there is an upcoming free, live Technician Class Licensing course on Zoom. A free, weekly, live, Amateur Radio Technician Class Licensing course on Zoom will begin on Thursday, Sept 4, and will run through Thursday, October 16 (7 sessions). Sessions last three hours and start at 6:30Continue reading “Free Technicians Class”
AT&T Discontinues Messaging Services
AT&T stopped supporting email-to-text and text-to-email transcription services. Why does this matter? Emergency notification services broadly depend on those services to notify subscribers. A recent example is the 8.9 earthquake on July 29th. The US Government supplies earthquake notification services via email and text message. Many monitor for such events primarily because they live inContinue reading “AT&T Discontinues Messaging Services”
Coos County Radio Club 