a radio or a watch
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How quartz watches and clocks work - Explain that Stuff
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What is the Difference Between a Quartz and an Automatic Watch?
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How quartz watches and clocks work - Explain that Stuff
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Modern watches have quartz crystal that oscillates do define what 1 second is. What component in mechanical watches do that job? - Quora
Inside the Quartz Watch - H.L.Becker
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How quartz watches and clocks work - Explain that Stuff
How it Works: Diving into the Mechanics of Quartz Watches
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One of the Most Sensitive Balances on the Planet – Quartz Crystal Microbalance – Sustainable Nano
