OHM ON THE RANGE

We’re gonna need a looooooong extension cord.

Patrick Coleman

Since ancient times, people have sought ways to harness electricity. Thales of Miletus (c. 625–545 BCE) is credited with the observation that rubbing amber caused it to attract particles, a demonstration of static electricity. In fact, the Greek word for amber is ἤλεκτρον (“ēlektron”), which is where we get the word electricity. It would take until the 1740s before a reliable method of storing static electricity could be found. The Leyden jar is an early capacitor. It is simply a glass jar partially covered with foil inside and out, filled with water to the height of the foil, and a stopper containing an iron rod or chain that makes contact with the inner foil. It is estimated that early Leyden jars could be charged up to 60,000 volts. For comparison,…

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ROVA (Digital) - 1 Issue, Forty-Five: October/November 2024

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