2:15pm PDT - October 1st, 2021
RT @wa1gov: Global Optimum NVIS Frequency Map Based Upon Hourly Ionosphere Soundings via https://t.co/6WcAAthKdo #hamradio https://t.co/54W…
0 retweets 1 likes - 本能の脳科学❤OCA水天神 (@jh1oca_echolink)RT @wa1gov: Global Optimum NVIS Frequency Map Based Upon Hourly Ionosphere Soundings via https://t.co/6WcAAthKdo #hamradio https://t.co/54W…
0 retweets 1 likes - 本能の脳科学❤OCA水天神 (@jh1oca_echolink)