Hacker NewsMay 19

Earth's Radio Bubble: Every signal we've ever sent into space

https://www.thescientificdrop.com/2026/05/earths-radio-bubble-every-signal-weve.html

#HackerNews #EarthRadioBubble #SpaceSignals #CommunicationScience #SignalTransmission

Earth's Radio Bubble: Every Signal We've Ever Sent Into Space

How far have human radio signals traveled? Every broadcast since 1900 forms an expanding bubble visualized with real stellar data and Python.

Jisso NewsNov 20, 2025
1月28日(水)に、CQ出版社がセミナ『実習・ギガビット高速信号伝送技術の基礎と適用技術および評価 ―― 高速信号伝送の基礎、そしてシミュレーションから計測技術まで』を開催。東京都文京区・CQ出版社にて。詳細は https://seminar.cqpub.co.jp/ccm/ES25-0120 に。
#Seminar #RF #Gigabit #SignalTransmission