2:14pm PDT - March 30th, 2022
Global Optimum NVIS Frequency Map Based Upon Hourly Ionosphere Soundings via https://t.co/6WcAAthKdo #hamradio https://t.co/O2JeIzJTSZ
0 retweets 5 likes - wa1gov (@wa1gov)Global Optimum NVIS Frequency Map Based Upon Hourly Ionosphere Soundings via https://t.co/6WcAAthKdo #hamradio https://t.co/O2JeIzJTSZ
0 retweets 5 likes - wa1gov (@wa1gov)