I’ve been listening to a lot of podcasts lately so I’ve been looking for methods to amplify the audio so that I can hear it clearly and from a distance. So far I’ve found I can get an extra bit of volume from my phone by laying it flat against a hard surface and also reflecting it off a hard “wall” ...By: timothytdiy
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from Instructables: exploring http://bit.ly/2RXEeAK
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