Heat-shrink tubing wide enough to fit over the piezo
Gaffer’s tape
Soldering iron and solder
Wire cutter/stripper
Screwdriver small
Heat gun or hair dryer
Hot glue gun and glue
A contact microphone is a small device that can be used to amplify acoustic instruments. You don’t sing or talk into a contact mic. As the name implies, it makes contact with a solid object and turns mechanical ...
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