Let's measure the Speed of Light! with Cliff Stoll

4,616 views · Published 18 May 2014 · 35:56 · Indexed 28 October 2026

Channel: Make: · 2014 · Entertainment

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You can measure the speed of light in your back yard ... watch how it's done here. We'll use a cheezy laser pointer, an old signal generator, a couple of fifty cent photodiodes, and an antique oscilloscope. Much fun and cool physics!

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