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The first assignment was to build a fancy variable electronic resistor. I built a table-sized piano made of a wet cardboard. The resistance increases with the distance between the cable connection. The internal structure of the cardboard affect on the current. | The first assignment was to build a fancy variable electronic resistor. I built a table-sized piano made of a wet cardboard. The resistance increases with the distance between the cable connection. The internal structure of the cardboard affect on the current. | ||
[[Image:Wetcardpiano.jpg | [[Image:Wetcardpiano.jpg]] | ||
© Darsha Hewitt | © Darsha Hewitt | ||