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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 flow that has been threatening some communities on the Big Island of Hawaii. The lava originated from new “vents” in the Earth as a result of the Mt Kilauea volcano, which began erupting more than 30 years ago. ARRL Pacific Section Manager Bob Schneider,…
American Radio Relay League | Ham Radio Association and Resources
In the early morning hours of midnight to dawn Saturday, May 24, astronomers predict a new meteor shower will be visible that could support meteor-scatter propagation for VHF enthusiasts.
“Sky watchers all across North America are in for a real treat in the early morning hours of May 24,” NASA said. “There’s a brand-new meteor shower that may light up the night sky. Scientists aren’t sure yet ho…
American Radio Relay League | Ham Radio Association and Resources
The digital Amateur Radio TV (DATV) “Ham Video” project delivered to the International Space Station last summer could be up and running in a month or two. Amateur Radio on the International Space Station-Europe (ARISS-Europe) Chairman Gaston Bertels, ON4WF, said in a late-December project update that the January-February 2014 time frame “seems a reasonable guess for the Ham Video commissioning…
American Radio Relay League | Ham Radio Association and Resources
Broadband RFI source between 20 and 28 MHz local to neighborhood. Discussions on the RFI list seemed to indicate this may one of those backyard video bulbs that sends the signal back to the receiver via the house wiring. Notice how the signal is _not_ in synchronism the same way NTSC video is _not_ in synch with 60 Hz line voltage. Both scope and Spectrum Analyzer are set to trigger from 60Hz line source.
Video Rating: 0 / 5
Beginning Friday, July 6 at approximately 1 PM (EDT), the ARRL’s Information Technology Department will be changing the configuration of the League’s Internet services. This will involve Domain Name System (DNS) address changes for a variety of servers at ARRL Headquarters. According to ARRL Information Technology Manager Michael Keane, K1MK, there may be some short, intermittent interruptions …
American Radio Relay League | Ham Radio Association and Resources
Beginning Friday, July 6 at approximately 1 PM (EDT), the ARRL’s Information Technology Department will be changing the configuration of the League’s Internet services. This will involve Domain Name System (DNS) address changes for a variety of servers at ARRL Headquarters. According to ARRL Information Technology Manager Michael Keane, K1MK, there may be some short, intermittent interruptions …
American Radio Relay League | Ham Radio Association and Resources