5 ms·
Beyond the horizon transmission (radio propagation) is by bouncing signal off (refracting) the Ionosphere, which is more effective when Solar activity is at its
by CapitalistCartr 8y ago
Beyond the horizon transmission (radio propagation) is by bouncing signal off (refracting) the Ionosphere, which is more effective when Solar activity is at its maximum. At Solar minimum, about fifteen to 30 megahertz is screwed.