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View Poll Results: Do you use Encoders on your DC motors?
Yes 7 58.33%
No 5 41.67%
What is an encoder? 0 0%
Voters: 12. You may not vote on this poll

 
 
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Unread 06-11-2013, 15:44
ftcTeam6389 ftcTeam6389 is offline
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Re: [FTC]: Motor encoders Love'em? or leave'em?

Quote:
Originally Posted by aklego View Post
We avoid them for navigation and positioning of mechanisms. They are delicate, readings are unreliable, and they are bulky enough that they move the applied load out to the end of the motor shaft. That said, we used one with great success a few years ago. We had an arm that needed to move at a constant slow speed regardless of load or position. Adding an encoder changed that arm from unwieldy to elegant.

I agree, there are times when you need them to control speed when under load. Another way to accomplish the same thing is to gear the arm down to 1:9 or some such.
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