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A comment on NIST was 5 μs off UTC after last week's power cut. Parent comment

Re:NIST was 5 μs off UTC after last week's power cut by mmaunder on Monday December 22, 2025 @05:03PM (#46359682)
SIGINT as a source clock for others in a network doing super accurate TDOA for example.
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Re:NIST was 5 μs off UTC after last week's power cut by anilakar on Tuesday December 23, 2025 @08:36AM (#46365217)
But they do not need absolute time, and internal rubidium clocks can keep the required accuracy for a few days. After that, sync can be transferred with a portable plug, which is completely viable in tactical/operational level EW systems.
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