Difference between revisions of "Using a piezo element as a contact mic"
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A simple and o.k. preamp to use is [http://makezine.com/2011/12/20/collins-lab-diy-contact-mic/ this one from collins lab] | A simple and o.k. preamp to use is [http://makezine.com/2011/12/20/collins-lab-diy-contact-mic/ this one from collins lab] | ||
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+ | If both sound quality and equipment safety is not your greatest concern, a very simple solution is [http://www.zachpoff.com/diy-resources/simple-contact-mike/ this one] | ||
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+ | If you want to hook it up directly to a speaker: |
Revision as of 12:14, 30 June 2015
If you want to record or amplify the sound vibraitons from a surface, you can use a piezo element as a contact mic.
However, do not hook them up directly to other audio equipment! There can be harmful high voltage spikes.
A simple and o.k. preamp to use is this one from collins lab
If both sound quality and equipment safety is not your greatest concern, a very simple solution is this one
If you want to hook it up directly to a speaker: