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WilliamN said:Does anyone know where I can buy piezoelectric crystals online. I need large sizes. i.e. 12"x12" sheet. I am building a piezoelectric demonstrator for my son. :lol:
Do a Google search for "piezoelectric effect".Someone Electro said:I to dont know what dose this "piezoelectric crystal".They are litle 4,5 V batery shaped silver things right?
Can any one explan what do they do?Plese.