A new study in the research journal Space Weather considers what might happen if a worst-case coronal mass ejection (CME) hit Earth — a “perfect solar storm,” if you will. In 2014, Bruce Tsurutani of Jet Propulsion Laboratory (JPL) and Gurbax Lakhina of the Indian Institute of Geomagnetism introduced the “perfect CME.” It could create […]
Author: Ken Hawkins
Nashville Domestic Terror Bombing Exposes “Achilles’ Heel” in Wireless Network
The Christmas Day bombing brought regional wireless communications from Georgia to Kentucky to a halt – affecting 911 call centers, hospitals, and the Nashville airport. The outage included the much touted AT&T FirstNet – a commercial priority product for first responders. As telecommunication experts and amateur radio operators know – a centralized communications hub can […]
SeaPac 2021 Cancelled Due to COVID-19
From John Bucsek, KE7WNB – 2021 SEA-PAC Chairman… “The SEA-PAC Executive Committee has been closely monitoring the continuing COVID-19 pandemic situation has determined that the safest course of action for all is to cancel the 2021 in-person event. This decision was based on the uncertainties of more COVID outbreaks, vaccine availability to all, and the […]
Questions for the Hive Mind: Wilderness / Disaster Event HT Setup
Editor’s Note… Hive Mind – Noun – A notional entity consisting of a large number of people who share their knowledge or opinions with one another, regarded as producing either uncritical conformity or collective intelligence. With that definition in mind, when we receive a question that pertains to all members of ARRL Oregon or the […]
What Does Earth’s Electrically Charged Atmosphere Have to Do With Arachnids?
While not directly speaking to the science of radio, The Atlantic gives us a fascinating look into the giant electrical circuit surrounding our home planet… https://tinyurl.com/yc5eoaf8
The ARRL Learning Network Is Up And Running In December
After the successful rollout of ARRL’s webinar series last spring, The ARRL Learning Network http://www.arrl.org/arrl-learning-network continues in December with four webinars. Visit the ARRL Learning Network (a members-only benefit) to register, check for upcoming webinars, and view previously recorded sessions. The schedule is subject to change. HF, VHF, and UHF Antennas for SOTA: Brian Betz, […]
Remarkable Drone Footage of the Collapse of the Arecibo Radio Telescope
The National Science Foundation has released drone footage from the collapse of the giant radio telescope. https://www.theverge.com/22150330/arecibo-observatory-collapse-drone-footage-video
Lonny Johnson – N7CGI – Wrong Floor…Right Service
Our own Lonny Johnson – N7CGI – was honored in a Veteran’s Day tribute in the Molalla Pioneer newspaper. It seems that in 1967, Lonny and his buddy went to the federal building to sign up for the Navy. As they entered the elevator, one of the boys pushed “3”. When the elevator doors opened, […]
VOACAP Site Updated and Now Online
ARRL Director Mike Ritz – W7VO has passed along info from Lloyd – KH6LC – that the VOACAP* website has been redesigned, updated and is now online. You can find it at https://www.voacap.com/hf/ *VOACAP (Voice of America Coverage Analysis Program) is free professional HF Propagation Prediction and Ionospheric Communications Analysis software.
A Tale of Two W7HERs Featured on QRZ.Com
Scott – N7JI – of Eugene, Oregon tells the story of a callsign and its history. It’s a good five minute read! https://forums.qrz.com/index.php?threads/a-tale-of-two-w7hers.733239
Won’t You Be My (HAM) Neighbor?
Would you like to see how many amateur radio operators live near you? https://haminfo.tetranz.com/map/
Rohde and Schwarz Offer “Understanding NVIS”
Paul Denisowski of German antenna manufacturer Rohde and Schwarz is offering a free PDF titled “Understanding NVIS”. It’s a good resource on NVIS and more antenna standards and theory. https://cdn.rohde-schwarz.com/pws/campaigns/rsa/Rohde-Schwarz_Understanding-NVIS_v1.1.pdf
In a Loss to Amateur Radio, FCC Orders Access to 3.5 GHz Band to “Sunset”
Despite vigorous and continuing opposition from ARRL and others, the FCC has ordered the “sunsetting” of the 3.3 – 3.5-GHz amateur radio secondary spectrum allocation. The decision allows current amateur activity on the band to continue, “grandfathering” the amateur operations subject to a later decision. The FCC proposed two deadlines for amateur operations to cease […]
Oregon’s First Satellite is Being Built by PSU’s Aerospace Society and Operated by KJ7SAT
OreSat is a 2U cubesat proposed and built by the Portland State Aerospace Society for NASA’s CubeSat Launch Initiative (CSLI) and was accepted in February 2017 (in part) as the first satellite to be manufactured in Oregon. OreSat’s missions are: 1. To promote aerospace education and create an innovative Science, Technology, Engineering, and Math (STEM) […]
Beware of Wildfire Burn Site Hazards
Wildfire recovery guidance from our friends at the Medford F.D. however it is applicable at any wildfire affected site. Ash and debris from burned structures can be hazardous, particularly when particles are inhaled. Fire ash may contain toxic chemicals like asbestos, mercury, lead, cadmium, chromium. Other hazards like sharp objects and downed power lines are […]