Since I’m featuring amateur radio this weekend, let’s recycle this bit of Internet Astronomy:
Saying, “Hi,” to Juno
During its recent flyby of Earth, the Jupiter-bound Juno spacecraft listened for a communication from amateur radio operators transmitting from locations around the world. This video depicts the results.
Video Credit: NASA
BTW, HI HI (di-di-di-dit/di-dit di-di-di-dit/di-dit) is Morse code slang for laughter.
73 de W3JJH