Satellite and Space Communications
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AMSAT-NA Engineering...
Posted: 05 Sep 2020 10:22 PM PDT
https://forums.qrz.com/index.php?thr...eering.723604/
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A Led Globe ..... show when ISS passing over you !!!
Posted: 05 Sep 2020 02:02 PM PDT
https://forums.qrz.com/index.php?thr...er-you.723467/