The largest sunspot to appear on Earth’s nearest star in more than two decades is once again pointed at the planet, and it will likely […]
Category: Amateur Radio
Understanding LF and HF Propagation Free Ebook
In 2008/2009 Alan Melia G3NYK and I wrote a series of features on understanding LF and HF propagation for the Radio Society of Great Britain’s […]
Mixer For Better Audio Send And Receive
I tried this as a little project over the weekend. Since the arrl had a ssb contest over the weekend. http://www.arrl.org/sweepstakes I used the mixing […]
Fletcher Munson Curves In Ham Radio
The Fletcher Munson curves are one of many sets of equal-loudness contours for the human ear, determined experimentally by Harvey Fletcher and Wilden A. Munson, […]
Ham Radio Can Fill In For Internet In Event Of Cyber Attack
MADISON COUNTY, Tenn. — Life in the digital age is filled with the World Wide Web, which is why some first responders wanted to re-wire […]
Largest Sunspot In a Quarter Century Spews Flares
The largest sunspot seen in about a quarter century has produced another powerful X-class flare today, the sixth in less than a week. “This was […]
KK6OTD Actor Tim Allen Gets His Ham License
Actor Tim Allen, left, who portrays a ham (KAØXTT) on his hit ABC-TV comedy “Last Man Standing,” has earned a real-life amateur license, according to the show’s producer, John […]
National Wildlife Refuge Special Events Set for October 14-20
Amateur Radio operators will be on the air October 14-20 to let the public know about the National Wildlife Refuge System by operating from refuges […]
ARRL Deploying Radio Kits to Hawaii to Assist in Lava Flow Response
ARRL Headquarters is deploying Ham Aid kits to Hawaii as ARES volunteers stand ready to activate in the wake of the massive Puna volcanic lava […]
ARRL Simulated Emergency Test Set for October 4-5 Weekend
The national ARRL Simulated Emergency Test (SET) is slated for the October 4-5 weekend, although the window for local and regional exercises is September 1 […]