Simple Homemade Microphone
This will be how to make your own microphone. Gather Materials You need: 4 Pencil (Graphite)1 9v Battery3 leadsPaperEarbudsCopper (Plate or strips) Start Assembling Make a box out of paper. Get graphite out of pencil (I suggest putting the pencil on fire to get the graphite out, it should ...By: bmartinez64
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