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Edwin Wise

Latest from Edwin Wise

Use a broken speaker, bits of wire, and tape to prepare a coneless voice coil driver, then use it to generate standing waves on a sheet of metal, making sound visible. Magic! My knowledgeable friend Robin once said that you don’t need to worry about having too big an audio... Read more »

This classic animatronic prop is "de rigueur" for any serious haunter. Read more »

Solar-cell links are cleverly boosted to drive an LED jewel. Read more »

Almost half of a rubber racquetball is used as a disc spring that's bistable to propel a ping-pong ball from a compact PVC launcher. Read more »

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