Lego Phonograph | Make:

I have built a series of Lego phonographs, but none as successful as this model. Based on an arm design by Jose Pino and using a Lego WeDo motor and the Scratch programming environment, my friends and I built a phonograph that played a record loudly enough to be heard across the room with no amplifier needed: just a nine ounce plastic drinking cup serving as the horn!

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