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Unread 17-04-2013, 23:37
asteb27 asteb27 is offline
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Re: Encoders (What's up with those?)

Quote:
Originally Posted by propionate View Post
No in-depth analysis. 0 to shooting speed is about one second. Recovery time between shots is about 300ms, accurate to within .2% speed (plenty close for what it's being used for). Barring human error, we can hit around 95% accuracy just from tests in the shop. On the field we're closer to 80 or 85% because of human error/flywheel wear and tear.
I couldn't tell from the code (we use java), but do you actually measure rpm with this system? if you do, I'd be interested to see how it compares to a tachometer reading.

Any reason you use retroreflective tape? From what I could tell, you weren't shining a light at it.