Speakers always seemed to be a piece of technology with an almost mystical air, they produce realistic and life like sound just with some wire paper and magnets. This is a cheap, quick and easy way to build an fairly decent speaker. Materials Foam plateElectrical tapeWood or CardboardMagnet wire ...By: TPleasent
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from Instructables: exploring - technology - robots http://ift.tt/1CgHhjc
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