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Subject: 
Re: motors
Newsgroups: 
lugnet.robotics
Date: 
Mon, 12 Jul 1999 15:46:02 GMT
Original-From: 
alex wetmore <alex@phred#saynotospam#.org>
Viewed: 
917 times
  
On Sat, 10 Jul 1999, Pavel Petrovic wrote:
I found that one of my Mindstorms motors is a bit stronger
than the other. The robot should go forward, but slightly
diverts right. When I exchange the motors and nothing else,
it diverts to the left. Does anybody else have similar
experiece? What is a normal lifetime for these motors?

Out of the 6 motors that I own none of them rotate at the same
speed.

http://www.phred.org/~alex/lego has some mechanical solutions (using
an adder/subtractor) for solving this problem.

Note that for many types of robots (line followers, etc) it really
isn't a problem, because the robot will turn as necessary to continue
going in a straight line.  It just ends up being jerkier and a bit
slower.

alex

--
Did you check the web site first?: http://www.crynwr.com/lego-robotics



Message is in Reply To:
  Re: motors
 
Hi, I found that one of my Mindstorms motors is a bit stronger than the other. The robot should go forward, but slightly diverts right. When I exchange the motors and nothing else, it diverts to the left. Does anybody else have similar experiece? (...) (25 years ago, 10-Jul-99, to lugnet.robotics)

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