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How to make a contact-less digital tachometer using IR-light reflection technique
Written by Administrator   
Thursday, 09 June 2011 00:00


This is a very basic lesson on how to make a contact-less digital tachometer using infrared light reflection technique. It can measure RPM up to 99960 and the resolution is 60 RPM.

How to make a contact-less digital tachometer using IR-light reflection technique –[Link]




Last Updated on Thursday, 09 June 2011 01:58