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Subject: 
Re: Lego Rotation Sensor Internals - and fix
Newsgroups: 
lugnet.robotics
Date: 
Tue, 22 Jan 2002 16:39:37 GMT
Viewed: 
875 times
  
"Ralph Hempel" <rhempel@bmts.com> writes:
Philippe:

This is a very good review of what goes on in the sensor.
And of course the simple fix is wonderful. I know how
much work even one page like this is and I would like
to thank you for taking time to post it.

I agree, excellent work!

After a few hours lent over my oscilloscope, here is what I learned about
Lego rotation sensor : http://www.philohome.com/sensors/legorot.htm

As for

        These values seem a bit low when compared to Michael
        Gasperi's (see his rotation sensor page), perhaps my
        batteries were exhausted.

I noticed that the sensor is quite sensitive to temperature
(I even considered to use it as a temperature sensor),
you might want to check for that.


Jürgen

--
Jürgen Stuber <stuber@loria.fr>
http://www.loria.fr/~stuber/



Message has 1 Reply:
  Re: Lego Rotation Sensor Internals - and fix
 
(...) I just submit my rotation sensor to a hair dryer... and didn't notice variations in levels returned. Philo (23 years ago, 22-Jan-02, to lugnet.robotics)

Message is in Reply To:
  RE: Lego Rotation Sensor Internals - and fix
 
Philippe: This is a very good review of what goes on in the sensor. And of course the simple fix is wonderful. I know how much work even one page like this is and I would like to thank you for taking time to post it. (...) (23 years ago, 22-Jan-02, to lugnet.robotics)

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