- #1
RJ Emery
- 114
- 6
Back in the early days of telegraph and telephone lines, electromagnetic storms emanating from the sun shut down communications services over land lines. As the decades progressed, solar storms no longer affected those lines.
What engineering change was made to land lines to insulate them from the detrimental effects of solar storms?
What engineering change was made to land lines to insulate them from the detrimental effects of solar storms?