How to make a really basic microphone out of a matchbox and pencil graphite. This simple electronics experiment demonstrates how a microphone works and the science behind it. We'll explore the fundamental principles of a microphone and build our own working model. Background A microphone is a de...
By: Dave Hax
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from Instructables: exploring - technology http://ift.tt/1EsGAdr
By: Dave Hax
Continue Reading »
from Instructables: exploring - technology http://ift.tt/1EsGAdr
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