David Ingram is a user on mastodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse.
If you don't, you can sign up here.
« #ARRL #HamRadio Just When You Thought It Was Safe: Chinese Over-the-Horizon Radar Appears on 40 Meters - The International Amateur Radio Union Region 1 (IARU-R1) Monitoring System (IARUMS) reports that one of China’s over-the-horizon radar (OTHR) inst... http://ow.ly/JIfs50gP6Eo »
— Retweet https://twitter.com/arrl/status/973272548602507265
