tools needed to build smoke dector

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#1 21662468 05 Jun 2012 11:42

Adekoya Opeoluwa Adekoya Opeoluwa

Anonymous

Post #1
21662468 05 Jun 2012 11:42

physics project to build a smoke detector
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#2 21662469 07 Jun 2012 00:44

Peter Evenhuis Peter Evenhuis

Anonymous

Post #2
21662469 07 Jun 2012 00:44

It is tecnical only a ultra violet LED and phot detector. there you have two options braking the light beam or checking reflection of the beam.
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