Simmerstats: The genius old tech that controls your stovetop

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Alec Watson opens up the control and explains its duty-cycle mechanism with diagrams; a clear look at an everyday device most people never think about.

What you'll learn

How the infinite-switch "simmerstat" on electric stovetops cycles a burner using a bimetallic strip and a cam.

Video by Technology Connections, played through YouTube's embedded player.

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