That motor pulls way more current than you want to run with the a4988's. Something more like:
[www.makerfarm.com]
make a better match to the 4988's in an i3. They also are cheeper than the ones from Alltronics. There are a bunch of other people who will sell you similar sub-1A motors for about $15. The trick is to make sure they are the right windings / connectors / torque / shaft / size.
[www.makerfarm.com]
make a better match to the 4988's in an i3. They also are cheeper than the ones from Alltronics. There are a bunch of other people who will sell you similar sub-1A motors for about $15. The trick is to make sure they are the right windings / connectors / torque / shaft / size.