So the bulk of the cost of upgrading is just the motors it sounds like I am about 85% done w/ my AR2 but it got stalled when my dad got sick...I t...

J4 wiring, motor and driver were fine...apparently I lost the set screws for this particular pully and thought I would remember they were missing but ...

Apparently I misinterpreted the labels on the mega shield; all jumpers d2-d13 were shifted up one hole. I still can't get J4 to respond but all others...

I was going to ask the same question as I am going to upgrade my partially completed AR2 to an AR3 and also have the 7th track parts to build. Seems t...

About the ROS leading to exposure, I agree. I searched the ROS pages for ROS-enabled robots and if had seen AR2 there and the kit prices I would have ...

I just got my hardware and aluminum parts in today and am waiting on the electronics package. After the build my focus will also be ROS so I will be g...

If I want to sell my completed AR2 in order to buy and build a new AR3 kit, is that ok? Not as a business just to fund an upgrade.

Ok I will finish the AR2 as-is and then try the AR3 afterwards as a separate project. Thanks!

I am planning to try this at first because it looks affordable./span>

how do I make a new post? I can only see how to make a new comment.

This is great. Is the bounce in the arm from the pneumatics or just normal backlash from the geared steppers?