How an Atomic Clock Really Works: Inside the HP 5061A Cesium Clock

Why it was recommended

I've yet to see a description better than in CuriousMarc's HP 5061A series

Strong recommendationalnwlsn · Original2026-08

What it covers

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. It is for someone who already knows the basic terms and wants the next step.

Video details

Channel

CuriousMarc

Length

25 min 10 sec

Year

2020

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