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Earthquake Tremor Vibration Detector

Calculated at checkout

Product Description

Sensitive Enough To Detect Tapping A Finger On A Nearby Rock!

Very similar circuit to MGD10 Magnetic Distortion Detector, with a bias magnet and a special method showing mounting of the detection head.

This item is assembled and ready to use.
It is also available as a kit with plans and all parts, requiring assembly.
Or as plans (paper or downloadable versions), with parts and assembly required.

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