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Old 11-10-2020, 02:18 PM
Greggles (Gregory)
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Greggles is offline
 
Join Date: Aug 2017
Location: Sydney, Australia
Posts: 75
Hey Rod,

That's a great point. Going to give 1/16 another go but last time i used 1/16 i was getting some pretty intense noise/vibration which i think was leading to even more skipped steps due to resonance. How ever this was early on and a bit has changed in the platform since then.

Greg

Quote:
Originally Posted by Rod View Post
Congratulations Greg,

Looks like you've achieved what you set out to. I think you were hoping for 10 second exposures and you are nearly able to do that. I think 57 minutes of good tracking is a great outcome. I don't know many platforms that do better than around 50 mins to an hour. The longer you run ithe more you are inviting errors due to slight imbalances as the scope moves up and sits at a greater angle.

I'll be interested to hear how the new driver performs.

Regarding the ? skipped steps. I think Bojan mentioned earlier that you had many more microsteps than needed. Would reducing the number of microsteps increase the torque a little and perhaps help with that small inconsistency you are seeing? I'm sure Bojan could answer that question.

Very impressive progress. It's been good to see how this develops.

Rod.
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