Radio amateurs around the globe greeted NASA’s Juno spacecraft October 9 as it looped past Earth for a gravity-assisted boost on its way to Jupiter. Participants were invited to spread out across 10 meters to transmit “HI” in very slow speed CW (1/25 WPM), sending 30 second dits punctuated by 30 second spaces and 90 seconds between the two characters. The experiment involved 16 identical rounds…
American Radio Relay League | Ham Radio Association and Resources