A mini portable speaker for outdoor adventures! This design uses an easy, accessible & powerful standard schematic. Here's a video of it in action.Material costs are low (~ $20), although it can take a good amount of time to build, largely depending on experience. Materials -- LM386 audio amplif...By: jenfoxbot
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from Instructables: exploring - technology - robots http://ift.tt/1BnJhqB
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