HackerTube / Video
How an Atomic Clock Really Works: Inside the HP 5061A Cesium Clock
CuriousMarc

CuriousMarc powers up a vintage HP 5061A cesium beam clock and explains both the quantum principle and the HP implementation in detail. It is part of a longer atomic clock series.
HN calls it one of the best explanations of how atomic clocks actually work.
4 Hacker News mentions · 2020–2026