Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
if, for example, you put a magnetic or optical sensor inside, and magnet or LED outside,
then each time the sensor went around, it would "see" the magnet or LED
but then you need power inside a rotating object, so you'll need a battery,
or some sort of power take up, likely brushes
i agree with FvM - please provide more information
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.