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Subject: 
Re: tracking robot position
Newsgroups: 
lugnet.robotics
Date: 
Sat, 13 Nov 1999 01:01:58 GMT
Viewed: 
980 times
  
This isn't suitable for Vlad's original problem, but I do want to point out
that motors can be adapted as cheap rotation sensors (actually rotational
velocity sensors, which is the first deriviative of what a normal rotation
sensor gives you) by connecting them through a couple resistors to a sensor
input. You can even use the same motor as a motor output, although it defeats
the input's ability to measure rotation. See
http://www.mrob.com/robot/adapter.html and see www.mrob.com/robot for a
description of what I used this for.

- Robert Munafo                         www.mrob.com

In lugnet.robotics, Philippe Jadin writes:
[...] did anyone build a reliable (and cheaper) rotation sensor
replacement? [...]



Message is in Reply To:
  Re: tracking robot position
 
Using two rotation sensors should do the job nicely, at a higher cost however. But you can connect them directly to the RCX. About that : did anyone build a reliable (and cheaper) rotation sensor replacement? Why not using a lego wheel with holes (...) (25 years ago, 11-Nov-99, to lugnet.robotics)

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