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smoke detector piezoelectric transducer hack? Answered

I'm thinking of building a basement water leak detector like this:
http://www.mrroot.net/2009/10/water-detection-circuit/

I wanted to hook it up to something loud like a smoke detector. Is it possible to take adapt the piezoelectric transducer circuit with the water sensor? Any guides. Thanks

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user
bwrussell (author)2012-08-02

HERE is the most relevant Instructable. It looks like the trick is to use the water sensor circuit to trip the Test button on the smoke detector.

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user
astroboy907 (author)bwrussell2012-08-02

+1. Test buttons are great :)

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user
caarntedd (author)2012-08-01

Check out the related instructables on the right hand side of this page.

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