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by privong
3487 days ago
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> If anyone is wondering: yes, you can own your very own atomic clock for a "reasonable" price! Just to clarify, the clocks used to demonstrate gravitational time dilation were on the order of $10,000 (or more, e.g., [0]). But one can find rubidium standards online for a few hundred dollars. [0] http://www.ebay.com/itm/HP-5061B-Cesium-Beam-Frequency-Stand... |
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