Combine a mono-phonic amplifier board kit, a piezo electric disk, and a potentiometer to make a custom amplifier with a contact pickup. Amplify the sound from a homemade musical instrument or listen to faint sounds from any vibrating object.
Estimated time to complete is three hours for a beginner, and two hours for someone experienced in electrical wiring, soldering and hand construction.
Download the Amplifier with Piezo Pickup Curriculum by filling out our online form.
Guidelines for use: The MIT Edgerton Center's STEM K-12 Modules are copyrighted by the Massachusetts Institute of Technology, licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.